Definition of retard in English:

retard

Syllabification: re·tard

verb

Pronunciation: /riˈtärd
 
/
[with object]

noun

Pronunciation: /ˈrēˌtärd
 
 
/
informal , • offensive Back to top  
  • A mentally handicapped person (often used as a general term of abuse).

Derivatives

retardation

Pronunciation: /ˌrēˌtärˈdāSHən, ri-/
noun
More example sentences
  • Iodine deficiency is the most common preventable causes of mental retardation among the children and miscarriage among pregnant women.
  • Sudden changes - from loud to soft, lento to presto, or vice versa - keep us on our toes, increasingly aware that the tempo is the message, that acceleration and retardation are the music of living.
  • Tributyltin, for example, is a licensed marine antifoulant used in paints and extremely toxic to crustaceans where, even at low levels, it can cause structural growth changes and retardation.

retarder

noun
More example sentences
  • Also, since air retarders and vapor diffusion retarders serve different functions and have distinct characteristics, it may be more practical to install them as separate systems.
  • The drivers are taught to use engine retarders instead of brakes, and if they have to use the brakes, to tap them lightly.
  • Contractors are also encouraged to use evaporation retarders when weather conditions could cause excessive water evaporation from the slab.

retardment

noun
( • rare )
More example sentences
  • The lining not only forms a decorative finish to the hull but also acts as a very good fire retardment.
  • It is shown that there is a direct relationship between spring retardment (Φ) and the neap to spring ratio.

Origin

late 15th century: from French retarder, from Latin retardare, from re- 'back' + tardus 'slow'.

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