LOCHIAL
Lo"chi*al, a. Etym: [Cf. F. lochial.]
Defn: Of or pertaining to the lochia.
LOCK Lock, n. Etym: [AS. locc; akin to D. lok, G. locke, OHG. loc, Icel. lokkr, and perh. to Gr.
Defn: A tuft of hair; a flock or small quantity of wool, hay, or other like substance; a tress or ringlet of hair. These gray locks, the pursuivants of death. Shak.
LOCK Lock, n. Etym: [AS. loc inclosure, an inclosed place, the fastening of a door, fr. lucan to lock, fasten; akin to OS. lukan (in comp.), D. luiken, OHG. luhhan, Icel. l, Goth. lukan (in comp.); cf. Skr. ruj to break. Cf. Locket.]
1. Anything that fastens; specifically, a fastening, as for a door, a lid, a trunk, a drawer, and the like, in which a bolt is moved by a key so as to hold or to release the thing fastened.
2. A fastening together or interlacing; a closing of one thing upon another; a state of being fixed or immovable. Albemarle Street closed by a lock of carriages. De Quincey.
3. A place from which egress is prevented, as by a lock. Dryden.
4. The barrier or works which confine the water of a stream or canal.
5. An inclosure in a canal with gates at each end, used in raising or lowering boats as they pass from one level to another; — called also lift lock.