n. In geology, the process which produces overlap. Thus a shore-line, with one series of strata recently formed beneath the neighboring waters, may subside and allow the sea, bringing new sediments, to encroach farther and farther upon the land, away from the old series, and deposit new and overlapping beds by transgression.n. The act of transgressing; the violation of any law; disobedience; infringement; trespass; offense.n. Synonyms Sin, Trespass, etc. (see crime), infraction, breach.