knife-edge beam
1knife-edge — [nīf′ej΄] n. 1. the edge of a knife 2. any very sharp edge 3. a metal wedge whose fine edge serves as the fulcrum for a scale beam, pendulum, etc. * * * knife edge (nīfʹĕj ) n. 1. A sharp cutting edge. 2. A sharp, narrow edge or border: “saying… …
2Knife-edge — n. (Mech.) A piece of steel sharpened to an acute edge or angle, and resting on a smooth surface, serving as the axis of motion of a pendulum, scale beam, or other piece required to oscillate with the least possible friction. [1913 Webster] {Kni …
3Knife-edge file — Knife edge Knife edge , n. (Mech.) A piece of steel sharpened to an acute edge or angle, and resting on a smooth surface, serving as the axis of motion of a pendulum, scale beam, or other piece required to oscillate with the least possible… …
4knife edge — knife′ edge n. 1) the cutting edge of a knife 2) anything with a sharp edge 3) hor a wedge on the fine edge of which a scale beam, pendulum, or the like, balances or oscillates • Etymology: 1810–20 knife′ edged , adj …
5knife-edge — [nīf′ej΄] n. 1. the edge of a knife 2. any very sharp edge 3. a metal wedge whose fine edge serves as the fulcrum for a scale beam, pendulum, etc …
6knife edge — noun the sharp cutting side of the blade of a knife • Syn: ↑cutting edge • Hypernyms: ↑edge • Part Holonyms: ↑blade, ↑edge tool * * * 1. the cutting edge of a knife. 2 …
7knife edge — /ˈnaɪf ɛdʒ/ (say nuyf ej) noun 1. the edge of a knife. 2. anything very sharp. 3. a wedge, on the fine edge of which a scale beam, pendulum, or the like, oscillates. –phrase 4. on a knife edge, in a position of dubious safety, security or… …
8knife edge — 1. the cutting edge of a knife. 2. anything very sharp. 3. a wedge on the fine edge of which a scale beam, pendulum, or the like, balances or oscillates. [1810 20] * * * …
9knife-edge — noun Date: 1818 1. a sharp wedge of steel or other hard material used as a fulcrum for a lever beam in a precision instrument 2. a sharp narrow knifelike edge …
10Beam diameter — The beam diameter or beam width of an electromagnetic beam is the diameter along any specified line that is perpendicular to the beam axis and intersects it. Since beams typically do not have sharp edges, the diameter can be obtained in many… …