roller ball
31ball bearing — noun bearings containing small metal balls • Syn: ↑needle bearing, ↑roller bearing • Hypernyms: ↑bearing * * * noun, pl ⋯ ings [count] 1 : a part of a machine in which another part (such as a metal pole) turns easily ◇ A ball bearing is made up… …
32roller — I. noun Date: 13th century 1. a. a revolving cylinder over or on which something is moved or which is used to press, shape, spread, or smooth something b. a cylinder or rod on which something (as a shade) is rolled up 2. a. a long heavy ocean… …
33roller — rol·ler s.m.inv. ES ingl. {{wmetafile0}} penna a sfera con un particolare inchiostro liquido che rende la scrittura particolarmente scorrevole {{line}} {{/line}} DATA: sec. XX. ETIMO: accorc. di rollerball, comp. di roller rullo, cilindro e ball… …
34roller bearing — noun a bearing similar to a ball bearing but using small cylindrical rollers instead of balls. ↘a roller used in such a bearing …
35roller pen — A type of ball point pen that uses aqueous ink …
36roller bearing — noun bearings containing small metal balls • Syn: ↑ball bearing, ↑needle bearing • Hypernyms: ↑bearing …
37on the ball — Ball Ball (b[add]l), n. [OE. bal, balle; akin to OHG. balla, palla, G. ball, Icel. b[ o]llr, ball; cf. F. balle. Cf. 1st {Bale}, n., {Pallmall}.] 1. Any round or roundish body or mass; a sphere or globe; as, a ball of twine; a ball of snow. [1913 …
38to carry the ball — Ball Ball (b[add]l), n. [OE. bal, balle; akin to OHG. balla, palla, G. ball, Icel. b[ o]llr, ball; cf. F. balle. Cf. 1st {Bale}, n., {Pallmall}.] 1. Any round or roundish body or mass; a sphere or globe; as, a ball of twine; a ball of snow. [1913 …
39to drop the ball — Ball Ball (b[add]l), n. [OE. bal, balle; akin to OHG. balla, palla, G. ball, Icel. b[ o]llr, ball; cf. F. balle. Cf. 1st {Bale}, n., {Pallmall}.] 1. Any round or roundish body or mass; a sphere or globe; as, a ball of twine; a ball of snow. [1913 …
40Bowling ball — A bowling ball is a round ball made from, urethane, plastic, reactive resin or a combination of these materials which is used in the sport of bowling. Ten pin bowling balls generally have a set of three holes drilled in them, one each for the… …
