razor Copy link Outline I. For shavingII. A fish • razor: I. For shaving: nŏvācŭla: Liv. 1, 36. (Culter tonsōrius, cultellus tonsoris, are too indefinite, and may denote any kind of barber's knife or shears; it being the custom to clip the beard before shaving with a razor was invented.) Phr.: let not the r. deface the hair, nec male deformet tonsura capillos, Ov. Am. 1, 517: sometimes to use scissors, and sometimes to shave the beard, modo tondere modo radere barbam, Suet. Aug. 79. II. A fish: novacula piscis, Plin. H. N. 32, 2, 5.