Filed from 2 published puzzles

CYTO

Set to 2 different clues across 2 published puzzles, most often “Plasm prefix” — The New York Times, Thursday, 30 March 2000.

4 letters

Every clue on record, most used first

  • Plasm prefixonce

    The New York Times — Thursday, 30 March 2000

  • Cell: Prefixonce

    The New York Times — Tuesday, 21 February 1995

Other answers to these clues