SELECTOR
selector, selector switch
(noun) a switch that is used to select among alternatives
picker, chooser, selector
(noun) a person who chooses or selects out
Source: WordNet® 3.1
Etymology
Noun
selector (plural selectors)
Someone or something which selects or chooses.
(cricket) An administrator responsible for selecting which players will play for a side.
(computing, programming) A matching expression in a stylesheet determining which elements in the markup are affected by a style.
(computing) A pointer to a structure describing a segment of memory.
(internet, historical) A text string transmitted to a Gopher server, identifying the resource to be retrieved.
Coordinate term: URL
(music) A disc jockey.
Anagrams
• Electors, corelets, corselet, electors, electros
Source: Wiktionary
Se*lect"or, n. Etym: [L.]
Definition: One who selects.
Source: Webster’s Unabridged Dictionary 1913 Edition