Suppression

The act of suppressing, or the state of being suppressed; repression; as, the suppression of a riot, insurrection, or tumult; the suppression of truth, of reports, of evidence, and the like.

Complete stoppage of a natural secretion or excretion; as, suppression of urine; -- used in contradiction to retention, which signifies that the secretion or excretion is retained without expulsion.

Omission; as, the suppression of a word.

forceful prevention; putting down by power or authority; "the suppression of heresy"; "the quelling of the rebellion"; "the stifling of all dissent"

the failure to develop some part or organ

(psychology) the conscious exclusion of unacceptable thoughts or desires