Definition of tactor in English:

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Pronunciation: /ˈtaktə/


An organ such as an antenna that is used for testing things by touch.
Example sentences
  • After reaching the maximum point in its excursion, the tactor withdrew from contact.
  • The insects carry the antennae directed forwards, and sometimes use them as tactors.
  • Tactors are capable of a much more varied perception than we should on the first thought be inclined to suppose.


Early 19th century: from Latin, from tangere 'to touch'.

For editors and proofreaders

Line breaks: tac¦tor

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