TRENCHER n.
ns at Oxford and Cambridge Universities, having a stiff, flat, square appendage at top. A similar cap used in the United States is called Oxford cap, mortar board, etc. -- Trencher fly, a person who haunts the tables of others; a parasite. [R.] L'Estrange. -- Trencher friend, one who frequents the tables of others; a…
TUSK n.
A projecting member like a tenon, and serving the same or a similar purpose, but composed of several steps, or offsets. Thus, in the illustration, a is the tusk, and each of the several parts, or offsets, is called a tooth.
UNDULATORY a.
vely rise or swell rise or swell and fall; pertaining to a propagated alternating motion, similar to that of waves. Undulatory theory, or Wave theory (of light) (Opt.), that theory which regards its various phenomena as due to undulations in an ethereal medium, propagated from the radiant with immense, but measurable,…