facies

n. [ L. faciens, -- entis, p. pr. of facere to make, do. See Fact. ] 1. One who does anything, good or bad; a doer; an agent. [ Obs. ] Bp. Hacket. [ 1913 Webster ]

2. (Mach.) (a) One of the variables of a quantic as distinguished from a coefficient. (b) The multiplier. [ 1913 Webster ]

☞ The terms facient, faciend, and factum, may imply that the multiplication involved is not ordinary multiplication, but is either some specified operation, or, in general, any mathematical operation. See Multiplication. [ 1913 Webster ]