What does AB mean?

Definitions for AB
ɑb, ɑvab

This dictionary definitions page includes all the possible meanings, example usage and translations of the word AB.

Princeton's WordNet

  1. Bachelor of Arts, BA, Artium Baccalaurens, ABnoun

    a bachelor's degree in arts and sciences

  2. Ab, Avnoun

    the eleventh month of the civil year; the fifth month of the ecclesiastical year in the Jewish calendar (in July and August)

  3. abdominal, abdominal muscle, abnoun

    the muscles of the abdomen

  4. AB, type AB, group ABnoun

    the blood group whose red cells carry both the A and B antigens


  1. ABnoun

    A blood type of the ABO system that has a both blood antigens and may receive all blood types, and donate to AB.

Samuel Johnson's Dictionary

  1. AB

    at the beginning of the names of places, generally shews that they have some relation to an abbey.


  1. ab

    The term "ab" does not have a specific general definition as it highly depends on the context in which it is used. It could be a symbol in mathematics representing the product of a and b. It could be an abbreviation for various terms in different fields like "antibody", "about", "Alberta", or it could represent "abdominal muscles" in fitness. More context is needed to provide a more accurate definition.

  2. ab

    There are different possible meanings for "ab" depending on the context: 1) In mathematics, 'ab' is typically used to represent the multiplication of variable 'a' with variable 'b'. 2) In genetics, 'AB' refers to a type of blood group in the ABO blood group system. 3) In grammar, 'ab' is used as an abbreviation for the word 'about'. 4) AB also represents the abbreviation for Alberta, a province in Canada. 5) In exercise and fitness, 'abs' is often used as a shortened form of 'abdominal muscles'. 6) 'ab' can be a prefix of Latin origin, meaning 'from', 'away', or 'off'. Without additional context, it's not possible to provide a comprehensive definition.

  3. ab

    In mathematics, "ab" generally represents the multiplication of a and b, where a and b are any numerical values or variables.

  4. ab

    In mathematics, "ab" generally represents the multiplication of two numbers or variables; "a" and "b". This would give a product, based on the values of "a" and "b". For example, if a=5 and b=3, "ab" equals 15. If "a" and "b" are matrices, vectors, or other mathematical objects, "ab" could represent their multiplication according to specific mathematical rules.

Webster Dictionary

  1. Abnoun

    the fifth month of the Jewish year according to the ecclesiastical reckoning, the eleventh by the civil computation, coinciding nearly with August

  2. Etymology: [Of Syriac origin.]


  1. Ab

    Ab or Av, sometimes Aba or Abba, means "father" in most Semitic languages.

Chambers 20th Century Dictionary

  1. Ab

    ab, n. the eleventh month of the Jewish civil year, and the fifth of the ecclesiastical year, answering to parts of July and August. [Syriac.]

Suggested Resources

  1. ab

    Song lyrics by ab -- Explore a large variety of song lyrics performed by ab on the Lyrics.com website.


  1. Ab

    off; away from.

Surnames Frequency by Census Records

  1. AB

    According to the U.S. Census Bureau, Ab is ranked #100791 in terms of the most common surnames in America.

    The Ab surname appeared 179 times in the 2010 census and if you were to sample 100,000 people in the United States, approximately 0 would have the surname Ab.

    58.6% or 105 total occurrences were White.
    15% or 27 total occurrences were of Hispanic origin.
    13.4% or 24 total occurrences were Black.
    10.6% or 19 total occurrences were Asian.

How to pronounce AB?

How to say AB in sign language?


  1. Chaldean Numerology

    The numerical value of AB in Chaldean Numerology is: 3

  2. Pythagorean Numerology

    The numerical value of AB in Pythagorean Numerology is: 3

Popularity rank by frequency of use


Translations for AB

From our Multilingual Translation Dictionary

Get even more translations for AB »


Find a translation for the AB definition in other languages:

Select another language:

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

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:


"AB." Definitions.net. STANDS4 LLC, 2024. Web. 16 Jul 2024. <https://www.definitions.net/definition/AB>.

Discuss these AB definitions with the community:

  • sdjen
    AB also means Alberta.
    LikeReply3 years ago
  • Manful Bahadu
    Manful Bahadu
    LikeReply 14 years ago

Are we missing a good definition for AB? 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!

Browse Definitions.net


Are you a words master?

relating to or concerned with a city or densely populated area
A urban
B profound
C aligned
D alternate

Nearby & related entries:

Alternative searches for AB: