Term: preservative: a chemical compound that is added to protect against decay or decomposition
Candidate hypernym: compound: (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight → 1
Candidate hypernym: ouija: a board with the alphabet on it; used with a planchette to spell out supernatural messages → 0
Candidate hypernym: speaking: the utterance of intelligible speech → 0
Candidate hypernym: troopship: ship for transporting troops → 0
Candidate hypernym: bisque: a thick cream soup made from shellfish → 0
Candidate hypernym: board member: a member of a governing board → 0
Candidate hypernym: army unit: a military unit that is part of an army → 0
Candidate hypernym: pawn: borrowing and leaving an article as security for repayment of the loan → 0
Candidate hypernym: index: a number or ratio (a value on a scale of measurement) derived from a series of observed facts; can reveal relative changes as a function of time → 0
Candidate hypernym: reverse osmosis: (chemistry) a method of producing pure water; a solvent passes through a semipermeable membrane in a direction opposite to that for natural osmosis when it is subjected to a hydrostatic pressure greater than the osmotic pressure → 0
Candidate hypernym: falls: the petals or sepals of a flower that bend downward (especially the outer perianth of an iris) → 0