PISTONS

Noun

pistons

plural of piston

Anagrams

• instops, posnits, postins

Source: Wiktionary


PISTON

Pis"ton, n. Etym: [F. piston; cf. It. pistone piston, also pestone a large pestle; all fr. L. pinsere, pistum, to pound, to stamp. See Pestle, Pistil.] (Mach.)

Definition: A sliding piece which either is moved by, or moves against, fluid pressure. It usually consists of a short cylinder fitting within a cylindrical vessel along which it moves, back and forth. It is used in steam engines to receive motion from the steam, and in pumps to transmit motion to a fluid; also for other purposes. Piston head (Steam Eng.), that part of a piston which is made fast to the piston rod.

– Piston rod, a rod by which a piston is moved, or by which it communicates motion.

– Piston valve (Steam Eng.), a slide valve, consisting of a piston, or connected pistons, working in a cylindrical case which is provided with ports that are traversed by the valve.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

1 May 2024

ABOUND

(verb) be in a state of movement or action; “The room abounded with screaming children”; “The garden bristled with toddlers”


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