Origin of prepensealtered from earlier purpensed from Middle English from Old French purpensé, past participle of purpenser, to meditate from pur, pro- + penser from Classical Latin pensare, to think: see pensive
Origin of prepenseFrom Middle English past participle of purpensen to premeditate from Anglo-Norman purpenser pur- before ( from Latin pro- ; see pro- 1. ) penser to think ( from Latin pēnsāre ; see (s)pen- in Indo-European roots.)
(comparative more prepense, superlative most prepense)
(third-person singular simple present prepenses, present participle prepensing, simple past and past participle prepensed)
- (intransitive) To deliberate beforehand.
Back-formation from prepensed, probably from Anglo-Norman prepenser.