Found 1 items, similar to Detector lock.
English → English (gcide) Definition: Detector lock Lock \Lock\, n. [AS. loc inclosure, an inclosed place, the fastening of a door, fr. l[=u]can to lock, fasten; akin to OS. l[=u]kan (in comp.), D. luiken, OHG. l[=u]hhan, Icel. l[=u]ka, Goth. l[=u]kan (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. [1913 Webster] 2. A fastening together or interlacing; a closing of one thing upon another; a state of being fixed or immovable. [1913 Webster] Albemarle Street closed by a lock of carriages. --De Quincey. [1913 Webster] 3. A place from which egress is prevented, as by a lock. --Dryden. [1913 Webster] 4. The barrier or works which confine the water of a stream or canal. [1913 Webster] 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. [1913 Webster] 6. That part or apparatus of a firearm by which the charge is exploded; as, a matchlock, flintlock, percussion lock, etc. [1913 Webster] 7. A device for keeping a wheel from turning. [1913 Webster] 8. A grapple in wrestling. --Milton. [1913 Webster] Detector lock, a lock containing a contrivance for showing whether it as has been tampered with. Lock bay (Canals), the body of water in a lock chamber. Lock chamber, the inclosed space between the gates of a canal lock. Lock nut. See Check nut, under Check. Lock plate, a plate to which the mechanism of a gunlock is attached. Lock rail (Arch.), in ordinary paneled doors, the rail nearest the lock. Lock rand (Masonry), a range of bond stone. --Knight. Mortise lock, a door lock inserted in a mortise. Rim lock, a lock fastened to the face of a door, thus differing from a mortise lock. [1913 Webster] Detector \De*tect"or\, n. [L., a revealer.] One who, or that which, detects; a detecter. --Shak. [1913 Webster] A deathbed's detector of the heart. --Young. [1913 Webster] 2. Specifically: (a) An indicator showing the depth of the water in a boiler. (b) (Elec.) A galvanometer, usually portable, for indicating the direction of a current. (c) (Elec.) Any of various devices for detecting the presence of electric waves. [Webster 1913 Suppl.] Bank-note detector, a publication containing a description of genuine and counterfeit bank notes, designed to enable persons to discriminate between them. Detector lock. See under Lock. [1913 Webster]