beaufort scale
1Beaufort scale — [bō′fərt] n. [after Sir Francis Beaufort (1774 1857), Brit naval officer who devised the original scale (1806)] a scale of wind force and speed: see the Reference Supplement …
2Beaufort scale — ► NOUN ▪ a scale of wind speed ranging from force 0 to force 12. ORIGIN named after the English admiral Sir Francis Beaufort (1774 1857) …
3Beaufort scale — to measure wind velocity, developed 1806 by Francis Beaufort (1774 1857), surveyor and hydrologist …
4Beaufort scale — Force 12 at sea. The Beaufort Scale (  / …
5Beaufort scale — /boh feuhrt/, (no longer in technical use) 1. a scale of wind forces, described by name and range of velocity, and classified as from force 0 to force 12, or, sometimes, to force 17. 2. a scale of the states of sea created by winds of these… …
6Beaufort scale — an empirical scale, first devised by the British admiral Sir Francis Beaufort (1774 1857), for estimating wind speed by observing the effects of the wind. Using the scale, sailors can judge the wind velocity by observing the wind s effects on… …
7Beaufort scale of wind (nautical) — ▪ Table The Beaufort scale of wind (nautical) Beaufort number name of wind wind speed description of sea surface knots kph 0 calm …
8Beaufort scale Table — ▪ Table The Beaufort scale wind speed Beaufort number name of wind knots km/hr description of sea surface 0 calm …
9Beaufort scale — A set of descriptive terms of wind strength, evolved according to the effect of wind upon sailing craft and sea disturbance. Captain Beaufort devised the scale in 1806. The scale is depicted in the illustration. (See page 102) …
10Beaufort scale — Beau′fort scale′ [[t]ˈboʊ fərt[/t]] n. mer a scale for indicating the force or speed of wind, using numbers from 0 to 12 or sometimes 17 • Etymology: 1855–60; after Sir Francis Beaufort (1774–1857) …
