a disklike gear having teeth cut on the face more or less radially and engaging with a spur or helical pinion, the axis of which is at right angles to it.
[feys-hahr-dn] /ˈfeɪsˌhɑr dn/ verb (used with object) 1. to harden the surface of (metal), as by chilling or casehardening. verb 1. (transitive) to harden the surface of (steel or iron) by the addition of carbon at high temperature
- Face it
see: face up to
[feys-lis] /ˈfeɪs lɪs/ adjective 1. without a : a faceless apparition. 2. lacking personal distinction or identity: a faceless mob. 3. unidentified or unidentifiable; concealing one’s identity: a faceless kidnapper. /ˈfeɪslɪs/ adjective 1. without a face 2. without identity; anonymous adj. 1560s, from face (n.) + -less. Related: Facelessly; facelessness.
[feys-lift] /ˈfeɪsˌlɪft/ noun 1. Also, face lifting, facelifting. plastic surgery on the face for elevating sagging tissues and eliminating wrinkles and other signs of age; rhytidectomy. 2. a renovation or restyling, as of a room or building, intended to give an attractive, more up-to-date appearance. verb (used with object) 3. to perform a face-lift upon. […]