18-letter words containing once
- concentration camp — A concentration camp is a prison in which large numbers of ordinary people are kept in very bad conditions, usually during a war.
- concentration cell — a galvanic cell consisting of two electrodes of the same metal each in different concentrations of a solution of the same salt of that metal.
- concentration span — the length of time a person can concentrate on something
- conceptual realism — the doctrine that universals have real and independent existence.
- conceptualisations — Plural form of conceptualisation.
- conceptualizations — Plural form of conceptualization.
- hyperconcentration — the act of concentrating; the state of being concentrated.
- juan ponce de leon — Juan [hwahn] /ʰwɑn/ (Show IPA), c1460–1521, Spanish explorer.
- once in a lifetime — extremely rarely
On this page, we collect all 18-letter words with ONCE. It’s easy to find right word with a certain length. It is the easiest way to find 18-letter word that contains ONCE to use in Scrabble or Crossword puzzles.