v. rare. [ad. L. adsignificā-re: see prec. and -FY.] To signify an action with an addition of time, as is done by the tenses of the verb.
1798. Tooke, Purley (1857), 654. The other Participles are indeed merely those Moods and Tenses adjectived, and do truly therefore adsignify Manner and Time.