sectors
plural of sector
• Costers, corsets, costers, escorts, recosts, scoters, scrotes
Source: Wiktionary
Sec"tor, n. Etym: [L., properly, a cutter, fr. secare, sectum, to cut: cf. F. secteur. See Section.]
1. (Geom.)
Definition: A part of a circle comprehended between two radii and the included arc.
2. A mathematical instrument, consisting of two rulers connected at one end by a joint, each arm marked with several scales, as of equal parts, chords, sines, tangents, etc., one scale of each kind on each arm, and all on lines radiating from the common center of motion. The sector is used for plotting, etc., to any scale.
3. An astronomical instrument, the limb of which embraces a small portion only of a circle, used for measuring differences of declination too great for the compass of a micrometer. When it is used for measuring zenith distances of stars, it is called a zenith sector. Dip sector, an instrument used for measuring the dip of the horizon.
– Sector of a sphere, or Spherical sector, the solid generated by the revolution of the sector of a circle about one of its radii, or, more rarely, about any straight line drawn in the plane of the sector through its vertex.
Source: Webster’s Unabridged Dictionary 1913 Edition
26 June 2024
(verb) include or contain; have as a component; “A totally new idea is comprised in this paper”; “The record contains many old songs from the 1930’s”
The first coffee-house in Mecca dates back to the 1510s. The beverage was in Turkey by the 1530s. It appeared in Europe circa 1515-1519 and was introduced to England by 1650. By 1675 the country had more than 3,000 coffee houses, and coffee had replaced beer as a breakfast drink.
