Interoperculum \In`ter*o*per"cu*lum\, n.; pl. -la (-l[.a]). (Anat.) The postero-inferior opercular bone, in fishes.
Source: Webster's Revised Unabridged Dictionary (1913)
La \La\, n. (Mus.) (a) A syllable applied to the sixth tone of the scale in music in solmization. (b) The tone A; -- so called among the French and Italians.
La \La\, interj. [Cf. Lo.]1. Look; see; behold; -- sometimes followed by you. [Obs.] --Shak.
2. An exclamation of surprise; -- commonly followed by me; as, La me! [Low]
Peplum \Pep"lum\, n.; pl. E. -lumus, L. -la. [L.] A peplos. Hence: An overskirt hanging like an ancient peplos; also, a short fitted skirt attached to a waist or coat.