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Selector

//sɪˈlɛktə(ɹ)// noun

Noun

1
Someone or something which selects or chooses.
"There is one selection for hot chocolate. All selectors are the push button type."
2
a switch that is used to select among alternatives wordnet
3
An administrator responsible for selecting which players will play for a side.
4
a person who chooses or selects out wordnet
5
A matching expression in a stylesheet determining which elements in the markup are affected by a style.
"The ID selector targets just one element per page, making it much more specific than a class selector that might target many."

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6
A pointer to a structure describing a segment of memory.
"Phar Lap executables […] provide a protected-mode selector, 34h, that maps to the first megabyte of physical memory."
7
A text string transmitted to a Gopher server, identifying the resource to be retrieved. Internet, historical
"Gopher selector strings are more liberal in makeup than URLs and may contain any characters other than a tab, return, or linefeed."
8
A disc jockey.
"That's my sector, homosexual dissector / Come again, rewind selector"
9
A person who is entitled to choose a tract of Crown land to purchase. Australia, historical
"Each selector in turn chose the particular allotment he wanted for his client, and so on till this important work was over."

From select + -or.

Unscramble this word: selector