restrainer

[ ri-strey-ner ]

/ rɪˈstreɪ nər /

SEE SYNONYMS FOR restrainer ON THESAURUS.COM

noun

a person or thing that restrains.

Photography. a chemical added to a developer to retard its action.

Words nearby restrainer

restore, restoring spring, restr., restrain, restrained, restrainer, restraining order, restraint, restraint of trade, restraint order, restrict

Origin of restrainer

First recorded in 1560–70; restrain + -er¹

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Examples from the Web for restrainer

The development is extremely slow, without any tendency to fog; thus the addition of a restrainer should be avoided.
Scientific American Supplement, No. 467, December 13, 1884|Various
The bromide is called a restrainer, as it makes the development of the image proceed more slowly.
Harper's Round Table, July 23, 1895|Various
He was best known for his tannin process and alkaline developer, with a bromide solution as a restrainer.
The Evolution of Photography |John Werge
The restrainer has been withdrawn, and the beast has stepped forth in the plenitude of his power.
The Expositor's Bible: The Book of Revelation|William Milligan

The negative must be carefully developed, using plenty of restrainer.
Photographic Amusements, Ninth Edition|Walter E. Woodbury and Frank R. Fraprie

British Dictionary definitions for restrainer

restrainer

/ (rɪˈstreɪnə) /

noun

a person who restrains

a chemical, such as potassium bromide, added to a photographic developer in order to reduce the amount of fog on a film and to retard the development

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

restrainer

noun

Words related to restrainer

Words nearby restrainer

Origin of restrainer

Examples from the Web for restrainer

British Dictionary definitions for restrainer

noun