An Etymological Dictionary of Astronomy and Astrophysics

A number to be multiplied by another.

Etymology (EN): From L. multiplicandum, from multiplicandus “to be multiplied,” gerundive of multiplicare, → multiply.

Etymology (PE): Bastâšow, literally “that undergoes multiplication,” from bastâ, → multiple, + šow, present stem and agent noun of šodan “to become, to be, to be doing, to go, to pass,” from Mid.Pers. šudan, šaw- “to go;” Av. šiyav-, š(ii)auu- “to move, go,” šiyavati “goes,” šyaoθna- “activity; action; doing, working;” O.Pers. šiyav- “to go forth, set,” ašiyavam “I set forth;” cf. Skt. cyu- “to move to and fro, shake about; to stir,” cyávate “stirs himself, goes;” Gk. kinein “to move;” Goth. haitan “call, be called;” O.E. hatan “command, call;” PIE base *kei- “to move to and fro.”