What does open mean?

Definitions for open
ˈoʊ pənopen

Here are all the possible meanings and translations of the word open.

Princeton's WordNet

  1. open, clear(noun)

    a clear or unobstructed space or expanse of land or water

    "finally broke out of the forest into the open"

  2. outdoors, out-of-doors, open air, open(noun)

    where the air is unconfined

    "he wanted to get outdoors a little"; "the concert was held in the open air"; "camping in the open"

  3. open(noun)

    a tournament in which both professionals and amateurs may play

  4. open, surface(adj)

    information that has become public

    "all the reports were out in the open"; "the facts had been brought to the surface"

  5. open, unfastened(adj)

    affording unobstructed entrance and exit; not shut or closed

    "an open door"; "they left the door open"

  6. open(adj)

    affording free passage or access

    "open drains"; "the road is open to traffic"; "open ranks"

  7. exposed, open(adj)

    with no protection or shield

    "the exposed northeast frontier"; "open to the weather"; "an open wound"

  8. open(adj)

    open to or in view of all

    "an open protest"; "an open letter to the editor"

  9. open, opened(adj)

    used of mouth or eyes

    "keep your eyes open"; "his mouth slightly opened"

  10. open(adj)

    not having been filled

    "the job is still open"

  11. open(adj)

    accessible to all

    "open season"; "an open economy"

  12. assailable, undefendable, undefended, open(adj)

    not defended or capable of being defended

    "an open city"; "open to attack"

  13. loose, open(adj)

    (of textures) full of small openings or gaps

    "an open texture"; "a loose weave"

  14. open(adj)

    having no protecting cover or enclosure

    "an open boat"; "an open fire"; "open sports cars"

  15. open(adj)

    (set theory) of an interval that contains neither of its endpoints

  16. open, undecided, undetermined, unresolved(adj)

    not brought to a conclusion; subject to further thought

    "an open question"; "our position on this bill is still undecided"; "our lawsuit is still undetermined"

  17. open, opened(adj)

    not sealed or having been unsealed

    "the letter was already open"; "the opened package lay on the table"

  18. open(adj)

    without undue constriction as from e.g. tenseness or inhibition

    "the clarity and resonance of an open tone"; "her natural and open response"

  19. receptive, open(adj)

    ready or willing to receive favorably

    "receptive to the proposals"

  20. overt, open(adj)

    open and observable; not secret or hidden

    "an overt lie"; "overt hostility"; "overt intelligence gathering"; "open ballots"

  21. open(a)(adj)

    not requiring union membership

    "an open shop employs nonunion workers"

  22. capable, open, subject(adj)

    possibly accepting or permitting

    "a passage capable of misinterpretation"; "open to interpretation"; "an issue open to question"; "the time is fixed by the director and players and therefore subject to much variation"

  23. clear, open(adj)

    affording free passage or view

    "a clear view"; "a clear path to victory"; "open waters"; "the open countryside"

  24. candid, open, heart-to-heart(adj)

    openly straightforward and direct without reserve or secretiveness

    "his candid eyes"; "an open and trusting nature"; "a heart-to-heart talk"

  25. open(verb)

    ready for business

    "the stores are open"

  26. open, open up(verb)

    cause to open or to become open

    "Mary opened the car door"

  27. open, open up(verb)

    start to operate or function or cause to start operating or functioning

    "open a business"

  28. open, open up(verb)

    become open

    "The door opened"

  29. open(verb)

    begin or set in action, of meetings, speeches, recitals, etc.

    "He opened the meeting with a long speech"

  30. unfold, spread, spread out, open(verb)

    spread out or open from a closed or folded state

    "open the map"; "spread your arms"

  31. open, open up(verb)

    make available

    "This opens up new possibilities"

  32. open, open up(verb)

    become available

    "an opportunity opened up"

  33. open(verb)

    have an opening or passage or outlet

    "The bedrooms open into the hall"

  34. open(verb)

    make the opening move

    "Kasparov opened with a standard opening"

  35. afford, open, give(verb)

    afford access to

    "the door opens to the patio"; "The French doors give onto a terrace"

  36. open(verb)

    display the contents of a file or start an application as on a computer


  1. Open(a.)

    Not concealed or secret; not hidden or disguised; exposed to view or to knowledge; revealed; apparent; as, open schemes or plans; open shame or guilt; open source code.

  2. Origin: [AS. open; akin to D. open, OS. opan, G. offan, Icel. opinn, Sw. ppen, Dan. aaben, and perh. to E. up. Cf. Up, and Ope.]


  1. open(Noun)

    A sports event in which anybody can contest; as, the Australian Open.

  2. open(Noun)

    a wire that is broken midway.

    The electrician found the open in the circuit after a few minutes of testing.

  3. open(Noun)

    (with the) Open or unobstructed space; an exposed location.

  4. open(Noun)

    (with the) Public knowledge or scrutiny; full view.

    We have got to bring this company's corrupt business practices into the open.

  5. open(Verb)

    To make something accessible or removing an obstacle to something being accessible.

    Turn the doorknob to open the door.

  6. open(Verb)

    To bring up (a topic).

    I don't want to open that subject.

  7. open(Verb)

    To make accessible to customers or clients.

    I will open the shop an hour early tomorrow.

  8. open(Verb)

    To start (a campaign).

    Vermont will open elk hunting season next week.

  9. open(Verb)

    To become open.

    The door opened all by itself.

  10. open(Verb)

    To begin conducting business.

    The shop opens at 9:00.

  11. open(Verb)

    To begin a side's innings as one of the first two batsmen.

  12. open(Verb)

    To reveal one's hand.

    Jeff opens his hand revealing a straight flush.

  13. open(Verb)

    To load into memory for viewing or editing.

  14. open(Adjective)

    Which is not closed; accessible; unimpeded; as, an open gate.

  15. open(Adjective)

    Actively conducting or prepared to conduct business.

    Banks are not open on bank holidays.

  16. open(Adjective)


    I am open to new ideas.

  17. open(Adjective)

    Public; as, an open letter, an open declaration.

    He published an open letter to the governor on a full page of the New York Times.

  18. open(Adjective)

    Candid, ingenuous, not subtle in character:

    The man is an open book.

  19. open(Adjective)

    Having a free variable.

  20. open(Adjective)

    Is part of a predefined collection of subsets of , that defines a topological space on .

  21. open(Adjective)

    In current use; mapped to part of memory.

    I couldn't save my changes because another user had the same file open.

  22. open(Adjective)

    Not fulfilled.

    I've got open orders for as many containers of red durum as you can get me.

  23. open(Adjective)

    without any fingers pressing the string against the fingerboard

  24. Origin: upanaz. Originally a past participle of ūpanan. Akin to up.


  1. Open

    Open is Blues Image's second album and most acclaimed album, which featured the No. 4 hit single, "Ride Captain Ride".

Chambers 20th Century Dictionary

  1. Open

    ō′pn, adj. not shut: allowing one to pass out or in: free from trees: not fenced: not drawn together: spread out: not frozen up: not frosty: free to be used, &c.: public: without reserve: frank: easily understood: generous: liberal: clear: unbalanced, as an account: attentive: free to be discussed.—v.t. to make open: to remove hinderances: to bring to view: to explain: to begin.—v.i. to become open: to unclose: to be unclosed: to begin to appear: to begin.—n. a clear space.—n. O′pener.—adjs. O′pen-eyed (Shak.), watchful; O′pen-hand′ed, with an open hand: generous: liberal.—n. O′pen-hand′edness.—adj. O′pen-heart′ed, with an open heart: frank: generous.—ns. O′pen-heart′edness, liberality: generosity: frankness: candour; O′pening, an open place: a breach: an aperture: beginning: first appearance: opportunity.—adv. O′penly.—adj. O′pen-mind′ed, free from prejudice: ready to receive and consider new ideas.—n. O′pen-mind′edness.—adj. O′pen-mouthed, gaping: greedy: clamorous.—ns. O′penness; O′pen-ses′ame, a form of words which makes barriers fly open—from the story of Ali Baba and the Forty Thieves in the Arabian Nights' Entertainments; O′pen-steek (Scot.), a kind of open-work stitching; O′pen-work, any work showing openings through it for ornament.—adj. open-cast, of mining work in open air.—Open verdict (see Verdict). [A.S. openup, up; cf. Dut. openop, Ice. opinnupp, and Ger. offenauf.]

The New Hacker's Dictionary

  1. open

    Abbreviation for ‘open (or left) parenthesis’ — used when necessary to eliminate oral ambiguity. To read aloud the LISP form (DEFUN FOO (X) (PLUS X 1)) one might say: “Open defun foo, open eks close, open, plus eks one, close close.”

Dictionary of Nautical Terms

  1. open

    The situation of a place which is exposed to the wind and sea. Also, applied in meteorology, to mild weather. Also, open to attack, not protected. Also, said of any distant visible object.

Military Dictionary and Gazetteer

  1. open

    In military movements and dispositions, this term is frequently used in contradistinction to close; as, open column, open distance, open order, etc. It also constitutes part of a word of command; as, rear rank take open order. By open distance in column is meant that the intervals are always equal in depth to the extent in front of the different component parts of the column.

Suggested Resources

  1. OPEN

    What does OPEN stand for? -- Explore the various meanings for the OPEN acronym on the Abbreviations.com website.

British National Corpus

  1. Spoken Corpus Frequency

    Rank popularity for the word 'open' in Spoken Corpus Frequency: #420

  2. Written Corpus Frequency

    Rank popularity for the word 'open' in Written Corpus Frequency: #557

  3. Verbs Frequency

    Rank popularity for the word 'open' in Verbs Frequency: #95

  4. Adjectives Frequency

    Rank popularity for the word 'open' in Adjectives Frequency: #46

Anagrams for open »

  1. nope, Nope

  2. pone

  3. peon

  4. Nope

How to pronounce open?

  1. Alex
    US English

How to say open in sign language?

  1. open


  1. Chaldean Numerology

    The numerical value of open in Chaldean Numerology is: 7

  2. Pythagorean Numerology

    The numerical value of open in Pythagorean Numerology is: 5

Examples of open in a Sentence

  1. Paul Erdős:

    My brain is open.

  2. Patrick Sondenheimer:

    Open the damn door!

  3. Homeland Security Secretary John Kelly:

    This border is not open.

  4. Chris DiGeronimo:

    I'm still open tooptions.

  5. Gianna Puerini:

    We’d love to open more.

Images & Illustrations of open

  1. openopenopenopenopen

Popularity rank by frequency of use


Translations for open

From our Multilingual Translation Dictionary

  • oopmaakAfrikaans
  • مَفْتُوحْ, فَتَحَ, يَفْتَحُ, فتحArabic
  • рагьун бугоAvaric
  • açmaqAzerbaijani
  • асыҡBashkir
  • адкры́ты, адчыняць, адкрыць, адкрываць, адчыніцьBelarusian
  • отворен, явен, свободен, обществен, податлив, общодостъпен, склонен, открит, непредубеден, разтворен, неограничен, публичен, отворя, отварямBulgarian
  • খোলাBengali
  • obert, open, lliure, obrir, descloureCatalan, Valencian
  • otevřen, otevřený, veřejný, otevřít, otevírat, OTEVŘENOCzech
  • agored, agorWelsh
  • åben, åbnes, åbne, lukke op, indlede, begyndeDanish
  • offen, aufrichtig, auf, geöffnet, unbedarft, öffentlich, treuherzig, öffnen, aufmachen, eröffnenGerman
  • ʋuEwe
  • ανοιχτός, ανοίγω, ανοιχτόGreek
  • malferma, publika, malfermita, aperta, malfermi, malfermiĝi, komenciEsperanto
  • abierto, open, abrirSpanish
  • lahtine, avalik, avatud, katkestus, aval, avanema, avama, alustamaEstonian
  • ireki, zabal, open, hasiera eman, zabaldu, hasiBasque
  • باز, اوپن, گشودن, باز کردن, باز کنPersian
  • avoin, avoinna, auki, aukea, avonainen, julkisuus, katkos, avata, avautua, aloittaa, aueta, näyttääFinnish
  • opinFaroese
  • ouvert, plein air, grand jour, omnium sportif, ouvrirFrench
  • iepenWestern Frisian
  • oscailte, ar oscailt, oscailteach, oscailIrish
  • fosgailte, fosgailScottish Gaelic
  • foshilManx
  • פתוח, פתוחה, פתחHebrew
  • खुला, खुलना, खोलनाHindi
  • louvriHaitian Creole
  • nyitott, nyílt, kinyit, tárul, nyit, nyílik, nyisd kiHungarian
  • բաց, բացվել, բացել, բանալ, բարձրացնելArmenian
  • aperirInterlingua
  • BukaIndonesian
  • apertarIdo
  • opinn, opnaIcelandic
  • dischiuso, aperto, aprire, toccareItalian
  • לִפְתוֹחַHebrew
  • 開ける, 営業中, 開く, 開いたJapanese
  • ღია, გაღებაGeorgian
  • ашуKazakh
  • ដែលបើក, ដែលចំហរ, បើកKhmer
  • 열다Korean
  • کراوه‌ته‌وه‌, کردنه‌وه‌, vekirinKurdish
  • ачууKyrgyz
  • apertum, aperio, apertusLatin
  • oppenLuxembourgish, Letzeburgesch
  • ເປີດLao
  • atidaryta, atidarytiLithuanian
  • atvērts, atklātais čempionāts, attaisīts, atklāta telpa, atdarīts, atvērtLatvian
  • tuhera, angoMāori
  • отвориMacedonian
  • തുറന്നMalayalam
  • bukaMalay
  • miftuħ, miftuħa, fetaħMaltese
  • ဖွင့်Burmese
  • open, openmaken, openen, opengaan, aansnijden, opendoenDutch
  • openNorwegian Nynorsk
  • åpen, ta opp, åpne, innlede, åpnes, lukke oppNorwegian
  • dobèrt, dobrirOccitan
  • otwarty, otwierać, rozpocząć, podejmować, otworzyć, otwierać sięPolish
  • aberto, abrir, iniciar, começarPortuguese
  • avert, aviert, searver, drivir, darveir, as avrir, earver, sarver, avrir, as drivir, arver, saduvrir, s'avrir, as rivir, rivir, duvrir, sa darveirRomansh
  • deschis, deschideRomanian
  • открытый, открыть, отворять, открыться, открываться, поднять, открывать, отворить, развернуть, отворяться, отвориться, разворачивать, подниматьRussian
  • apèrrere, abbèrrere, abèrririSardinian
  • otvòriti, отво̀ритиSerbo-Croatian
  • අරිනවාSinhala, Sinhalese
  • otvorený, otvoriť, otváraťSlovak
  • odprt, javen, odpretiSlovene
  • hap, çelAlbanian
  • öppen, öppna, öppnas, inleda, ta upp, öppna sigSwedish
  • funguaSwahili
  • திறந்தTamil
  • తెరిచిన, తెరుచుTelugu
  • кушодан, боз кардан, во карданTajik
  • เปิดThai
  • açmakTurkmen
  • açık, açmakTurkish
  • відкри́тий, відкривати, відкрити, ВІДЧИНЕНОUkrainian
  • کھلا, کھولنا, کھلنا, کھولیںUrdu
  • ochmoqUzbek
  • đóng, mởVietnamese
  • douviet, drouviet, å lådje, drovou, droviWalloon
  • עפענעןYiddish
  • 开放Chinese

Get even more translations for open »


Find a translation for the open definition in other languages:

Select another language:

  • - Select -
  • Chinese - Simplified 简体中文 (Chinese - Simplified)
  • Chinese - Traditional 繁體中文 (Chinese - Traditional)
  • Spanish Español (Spanish)
  • Esperanto Esperanto (Esperanto)
  • Japanese 日本語 (Japanese)
  • Portuguese Português (Portuguese)
  • German Deutsch (German)
  • Arabic العربية (Arabic)
  • French Français (French)
  • Russian Русский (Russian)
  • Kannada ಕನ್ನಡ (Kannada)
  • Korean 한국어 (Korean)
  • Hebrew עברית (Hebrew)
  • Ukrainian Український (Ukrainian)
  • Urdu اردو (Urdu)
  • Hungarian Magyar (Hungarian)
  • Hindi मानक हिन्दी (Hindi)
  • Indonesian Indonesia (Indonesian)
  • Italian Italiano (Italian)
  • Tamil தமிழ் (Tamil)
  • Turkish Türkçe (Turkish)
  • Telugu తెలుగు (Telugu)
  • Thai ภาษาไทย (Thai)
  • Vietnamese Tiếng Việt (Vietnamese)
  • Czech Čeština (Czech)
  • Polish Polski (Polish)
  • Indonesian Bahasa Indonesia (Indonesian)
  • Romanian Românește (Romanian)
  • Dutch Nederlands (Dutch)
  • Greek Ελληνικά (Greek)
  • Latin Latinum (Latin)
  • Swedish Svenska (Swedish)
  • Danish Dansk (Danish)
  • Finnish Suomi (Finnish)
  • Persian فارسی (Persian)
  • Yiddish ייִדיש (Yiddish)
  • Armenian հայերեն (Armenian)
  • Norwegian Norsk (Norwegian)
  • English English (English)

Discuss these open definitions with the community:

Word of the Day

Would you like us to send you a FREE new word definition delivered to your inbox daily?

Please enter your email address:


Use the citation below to add this definition to your bibliography:


"open." Definitions.net. STANDS4 LLC, 2019. Web. 18 Sep. 2019. <https://www.definitions.net/definition/open>.

Are we missing a good definition for open? Don't keep it to yourself...

Free, no signup required:

Add to Chrome

Get instant definitions for any word that hits you anywhere on the web!

Free, no signup required:

Add to Firefox

Get instant definitions for any word that hits you anywhere on the web!

Nearby & related entries:

Alternative searches for open:

Thanks for your vote! We truly appreciate your support.