Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. One that terminates: a terminator of unpopular policies.
  • n. The dividing line between the bright and shaded regions of the disk of the moon or an inner planet.
  • n. A sequence of nucleotides that signals the end of transcription or translation and the completion of the synthesis of a nucleic acid or protein molecule.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. One who finishes.
  • n. A DNA sequence which causes RNA transcription to cease and an mRNA transcript to break off.
  • n. An electrical device that absorbs reflection at the end of a transmission line.
  • n. The line between the day side and the night side of a planet.
  • n. An artificial intelligence machine, created to destroy humans (after the 1984 film The Terminator).

from the GNU version of the Collaborative International Dictionary of English

  • n. One who, or that which, terminates.
  • n. The dividing line between the illuminated and the unilluminated part of the moon.

from The Century Dictionary and Cyclopedia

  • n. One who or that which terminates.
  • n. In astronomy, the dividing-line between the illuminated and the unilluminated part of a heavenly body.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. someone who exterminates (especially someone whose occupation is the extermination of troublesome rodents and insects)

Etymologies

From Latin terminator from the verb terminare. (Wiktionary)

Examples

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