16-letter words starting with os
- osculating plane — the plane containing the circle of curvature of a point on a given curve.
- osmium tetroxide — a crystalline or amorphous, colorless, poisonous compound, OsO 4 , soluble in water, alcohol, and ether: used for microscopic staining, in photography, and as a catalyst in organic synthesis.
- osmotic pressure — the force that a dissolved substance exerts on a semipermeable membrane, through which it cannot penetrate, when separated by it from pure solvent.
- ostend manifesto — a declaration (1854) issued from Ostend, Belgium, by the U.S. ministers to England, France, and Spain, stating that the U.S. would be justified in seizing Cuba if Spain did not sell it to the U.S.
- ostentatiousness — characterized by or given to pretentious or conspicuous show in an attempt to impress others: an ostentatious dresser.
- osteoarchaeology — the branch of archaeology that deals with the study of bones found at archaeological sites
On this page, we collect all 16-letter words starting with OS. It’s easy to find right word with a certain length. It is the easiest way to find 16-letter word that beginning with OS to use in Scrabble or Crossword puzzles.