Main entry: idiot, imbecile, half-wit, moron, retard, cretin, changeling
Definition: a person of subnormal intelligence
Main entry: retard
Definition: cause to move more slowly or operate at a slower rate
Usage: This drug will retard your heart rate
Main entry: retard, slow, slow down, slow up, decelerate
Definition: lose velocity; move more slowly
Usage: The car decelerated
Main entry: delay, retard, check
Definition: slow the growth or development of
Usage: The brain damage will retard the child's language development
Main entry: retard
Definition: be delayed