restrainer

Definition of Restrainer in English :

1. restrainer

a chemical that is added to a photographic developer in order to retard development and reduce the amount of fog on a film

2. controller, restrainer

a person who directs and restrains

WordNet Lexical Database for English. Princeton University. 2010.

Restrainer

noun

1.

a person who restrains

2.

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

noun

1.

a person or thing that restrains

2. Photography

a chemical, such as potassium bromide, added to a developer to retard its action

tr.v. re·strained, re·strain·ing, re·strains

1.

a. To hold back or keep in check; control: was able restrain his emotions.

b. To prevent (a person or group) from doing something or acting in a certain way: She was restrained from selling the house by her fond memories.

2. To hold, fasten, or secure so as to prevent or limit movement: hair restrained by a bandana; a child restrained by a seat belt.