What does infectious mean?

Definitions for infectious
ɪnˈfɛk ʃəsin·fec·tious

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

Princeton's WordNet

  1. infectious, infectiveadjective

    caused by infection or capable of causing infection

    "viruses and other infective agents"; "a carrier remains infective without himself showing signs of the disease"

  2. infectiousadjective

    easily spread

    "fear is exceedingly infectious; children catch it from their elders"- Bertrand Russell

  3. infectiousadjective

    of or relating to infection

    "infectious hospital"; "infectious disease"


  1. infectiousadjective

    Transmitted from one person to another, usually through the air breathed.

  2. infectiousadjective

    Able to infect others.

    Despite feeling better, the patient is still infectious.

  3. infectiousadjective

    Spreading quickly from one person to another.

    Her enthusiasm for work can be really infectious.

  4. infectiousadjective

    Memorable and invoking excitement or interest.

    Pop music is more infectious than elevator music.

Samuel Johnson's Dictionary

  1. Infectiousadjective

    Contagious; influencing by communicated qualities.

    Etymology: from infect.

    The most infectious pestilence upon thee! William Shakespeare.

    In a house,
    Where the infectious pestilence did reign. William Shakespeare.

    Some known diseases are infectious, and others are not: those that are infectious are such as are chiefly in the spirits, and not so much in the humours, and therefore pass easily from body to body; such as pestilences and lippitudes. Francis Bacon.

    Smells may have as much power to do good as to do harm, and contribute to health as well as to diseases; which is too much felt by experience in all that are infectious, and by the operation of some poisons, that are received only by the smell. William Temple.

Webster Dictionary

  1. Infectiousadjective

    having qualities that may infect; communicable or caused by infection; pestilential; epidemic; as, an infectious fever; infectious clothing; infectious air; infectious vices

  2. Infectiousadjective

    corrupting, or tending to corrupt or contaminate; vitiating; demoralizing

  3. Infectiousadjective

    contaminating with illegality; exposing to seizure and forfeiture

  4. Infectiousadjective

    capable of being easily diffused or spread; sympathetic; readily communicated; as, infectious mirth


  1. Infectious

    Infectious is the fourth album of the third wave ska/funk/pop band Suburban Legends. It was released on July 29, 2007 at the House of Blues at Downtown Disney in Anaheim, California and is made available for sale at the band's website. The album was revealed in early July via videos showing the recording process on the band's YouTube account. Later in the month, the album was officially announced and "All Around the World," "Win a Date," and "Infectious" debuted on the Suburban Legends MySpace page. The songs "Bed of Roses" and "You Told Me That" were previously released on the band's Japan-only release, Dance Like Nobody's Watching: Tokyo Nights. In transitioning back to its original ska sound in the months leading up to its 2012 album, Day Job, the band began performing a ska punk version of "So Fine."


  1. Infectious

    Infectious creates and sells art for your stuff. Think of it as adhesive self expression for iPods, iPhones, laptops, walls and cars. Our art is made of a durable and easy-to-remove 3M vinyl material. It has special “comply” cross-hatch channels so that you can push out any air bubbles really easily. They are easy to apply and easy to remove, allowing you to update your art whenever you want.

How to pronounce infectious?

How to say infectious in sign language?


  1. Chaldean Numerology

    The numerical value of infectious in Chaldean Numerology is: 7

  2. Pythagorean Numerology

    The numerical value of infectious in Pythagorean Numerology is: 4

Examples of infectious in a Sentence

  1. Jone Usamate:

    As the climate changes, we are seeing new infectious diseases and many other health impacts.

  2. North Africa Peter Salama:

    But what is even more tragic is that hundreds of thousands more children might die if the conflict continues, and they will be largely due to preventable infectious diseases combined with malnutrition.

  3. Lindsay Wiley:

    CMS has used its authority to influence things like flu vaccination rates among health workers, this isn't identical to what it's done in the past, but it's not as much of a step. Whereas with Occupational Safety and Health Administration, you can point to instances where they've addressed infectious disease risk, but... there are more steps between how the agency has used this authority in the past and how it's trying to use it now.

  4. Georges Benjamin:

    As this goes on, who gets exposed changes. Everybody else is vaccinated, they don't get infected, so now we're seeing, at least statistically, the people who are getting infected changing, add to the fact that we have this new virus, and this new virus is going to do a couple of things. One, it's clearly much more infectious than the other viruses, and it's going to hit the ones who are most vulnerable.

  5. Andy Slavitt:

    We should think about the Delta variant as the 2020 version of Covid-19 on steroids, it's twice as infectious. Fortunately, unlike 2020, we actually have a tool that stops the Delta variant in its tracks : It's called vaccine.

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    A state of immorality or sin
    • A. snap
    • B. hypernym
    • C. impurity
    • D. sweep

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