Definition of tactor in English:

Share this entry


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'.

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.