IMMEMORIAL a.
beyond the reach of memory, record, or tradition; indefinitely ancient; as, existing from time immemorial. "Immemorial elms." Tennyson. "Immemorial usage or custom." Sir M. Hale. Time immemorial (Eng. Law.), a time antedating (legal) history, and beyond "legal memory" so called; formerly an indefinite time, but in 1276…
IMPARLANCE n. 3 definitions
Time given to a party to talk or converse with his opponent, originally with the object of effecting, if possible, an amicable adjustment of the suit. The actual object, however, has long been merely to obtain further time to plead, answer to the allegations of the opposite party.
IMPERFECT a. 5 definitions
not be produced by taking any whole number or vulgar fraction, as a factor, the number of times indicated by the power; thus, 9 is a perfect square, but an imperfect cube. -- Imperfect tense (Gram), a tense expressing past time and incomplete action.