English dictionary



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English noun: retardation

1. retardation (attribute) a decrease in rate of change


SamplesThe deceleration of the arms race.


Synonymsdeceleration, slowing


Broader (hypernym)alteration, change, modification


Antonymsacceleration

2. retardation (time) the extent to which something is delayed or held back


Broader (hypernym)delay, hold, postponement, time lag, wait

3. retardation (object) any agent that retards or delays or hinders


SamplesFlame-retardant.


Synonymsretardant, retardent


Broader (hypernym)agent

4. retardation (cognition) lack of normal development of intellectual capacities


Synonymsbackwardness, mental retardation, slowness, subnormality


Broader (hypernym)stupidity


Narrower (hyponym)abnormality, amentia, idiocy, imbecility, mental defectiveness, mental deficiency, moronity

5. retardation (act) the act of slowing down or falling behind


Synonymslag, slowdown


Broader (hypernym)delay, holdup









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