Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “swab”

swab

noun [C]     /swɒb/ US  /swɑːb/
a small piece of soft material used for cleaning a cut or for taking a small amount of substance from a body , or the substance itself which can then be tested : The nurse cleaned the cut on my leg with a swab. "I'm just going to take a swab of your ear ," said the doctor .Medical dressings, supports and devicesMedical examination
(Definition of swab noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of swab

Definitions of “swab” in other dictionaries

Word of the Day

cookery

the skill or activity of preparing and cooking food

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More