Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

  

English definition of “retardation”

retardation

noun [U]     /ˌriː.tɑːˈdeɪ.ʃən/ US  /-tɑːr-/ formal
slow development , or development that is slower than it should be: Severe iron deficiency can cause developmental delay and growth retardation.Delaying and wasting timeIncreasing and decreasing speed of motion
(Definition of retardation noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of retardation

Definitions of “retardation” in other dictionaries

Translations of “retardation”

Word of the Day

best man

a male friend or relation of the bridegroom who stands with him and helps him during a marriage ceremony

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