infectious

CEFRB2

/ɪnˈfɛk.ʃəs/

adjective

Türkçe translations

Translating…

In plain English

  1. 01

    adjective

    Able to spread from one person or thing to another.

  2. 02

    adjective

    Extra detail

    Able to infect others; capable of transmitting pathogens.

Examples

  • The infectious case was isolated from other patients.

  • Mumps is an infectious disease.

At a glance

Sits at B2 on the CEFR scale

Senses
5
Parts of speech
1
Citations
2

Deep Dive

adjective

Extra meanings

  1. Spreading quickly from one person to another.

  2. Caused by an agent that enters the host's body (such as a bacterium, virus, parasite, or prion); often, also, transmitted among hosts via any of various routes (for example, contact, droplet-borne, airborne, waterborne, foodborne, fomite-borne, or bloodborne).

  3. Memorable and invoking excitement or interest.

More examples

In context

  • Despite feeling better, the patient is still infectious.

  • More infectious diseases like the flu are usually less potent.

  • Cancer is usually not infectious.

Antonyms

Quick test

Two questions on this entry. Nothing is scored.

Question 1 · Quick check

The blank virus quickly spread through the school, making many students sick.

Practise this properly in the app, where the word comes back before you forget it.

Nearby

Origin

adjective

Borrowed from New Latin īnfectiōsus. By surface analysis, infect + -ious.