perfalcatio Save DMLBS perfalcatio [ CL per-+ML falcatio] , (act of) complete mowing (in quot., pleonastically w. plenus). c1230 debet habere ‥ quantum herbe erigere poterit cum manubrio falcis singulis diebus usque ad plenam ~onem (Cust. Wantage) Doc. Bec 50.