Pronunciation: /kəˈlɛktə/
noun
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1a person who collects things of a specified type, professionally or as a hobby: an art collector
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2an official who is responsible for collecting money: a tax collector
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an official who collects tickets from bus or train passengers: the ticket collector closed the gates
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3(in some South Asian countries) the chief administrative official of a district.
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4 Electronics the region in a bipolar transistor that absorbs charge carriers.