contagious

play
adjective con·ta·gious \kən-ˈtā-jəs\

Definition of contagious

  1. 1 :  transmissible by direct or indirect contact with an infected person contagious diseases

  2. 2 :  bearing contagion contagious people

  3. 3 :  used for contagious diseases a contagious ward

  4. 4 :  exciting similar emotions or conduct in others contagious enthusiasm contagious laughter

contagiously

adverb

contagiousness

noun

Examples of contagious in a sentence

  1. It's a highly contagious virus.

  2. I have a cold and I'm still contagious.

  3. I'm sick, but the doctor says I'm not contagious.

Origin and Etymology of contagious

see contagion


First Known Use: 14th century


CONTAGIOUS Defined for English Language Learners

contagious

play
adjective con·ta·gious \kən-ˈtā-jəs\

Definition of contagious for English Language Learners

  • : able to be passed from one person or animal to another by touching

  • : having a sickness that can be passed to someone else by touching

  • : capable of being easily spread to others : causing other people to feel or act a similar way


CONTAGIOUS Defined for Kids

contagious

play
adjective con·ta·gious \kən-ˈtā-jəs\

Definition of contagious for Students

  1. 1 :  able to be passed from one individual to another through contact a contagious disease

  2. 2 :  having a sickness that can be passed to someone else

  3. 3 :  causing other people to feel or act a similar way a contagious laugh


Medical Dictionary

contagious

play
adjective con·ta·gious \-jəs\

Medical Definition of contagious

  1. 1:  communicable by contact tuberculosis in the contagious stage—compare infectious 2

  2. 2:  bearing contagion many persons…are contagious long before they are aware of the presence of their disease—Journal of the American Medical Association

  3. 3:  used for contagious diseases a contagious ward

contagiously

adverb

contagiousness

noun


Seen and Heard

What made you want to look up contagious? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to help become familiar with something

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

  • ludwig-richter-spring-has-arrived
  • Which is a synonym of upbraid?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ