Definition of Retardation
Noun
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the act of slowing down or falling behind
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lack of normal development of intellectual capacities
- mental retardation
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any agent that retards or delays or hinders
"flame-retardant"
- retardent
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the extent to which something is delayed or held back
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a decrease in rate of change
"the deceleration of the arms race"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.