English edit

Etymology edit

react +‎ -er

Pronunciation edit

Noun edit

reacter (plural reacters)

  1. One who reacts.
    • 1972, Philip Roger Marvin, Man in motion: a winning game plan for executives, page 107:
      While he is easier to work with than the one who reacts quickly to whatever happens, the slow reacter rarely makes other than his routine contributions to what's going on.

Anagrams edit