(countable) Any unit of measure for measuring the volume of a liquid. / (uncountable) The measurement of the volume of liquids.

(physics) The scintillation of a solvent molecule when a radioactive solute molecule undergoes beta decay and emits an electron

(physics) One of the three fundamental structural phases of matter in which the thermal mobility of molecules or atoms is comparable with the cohesiveness, having them connected but fluid in a mass.

(finance) A document showing a liquidated sum of money, such a cheque or promissory note. / (law) A document on which summary judgment or provisional sentence may be granted.

(informal) The consumption of alcohol with no (or little) food at lunchtime

(chemistry) any salt that has a relatively low melting point; they are used as solvents where water or traditional organic solvents cannot be used.

(chemistry, physics) A phase of matter similar to a liquid, in which the molecules are arranged regularly in one or two dimensions. / Material in that phase.

(physics) The liquified form of helium that does not solidify even at absolute zero; it shows unusual properties, such as superfluidity, due to quantum effects.

(inorganic chemistry) Pure ammonia cooled or condensed to the liquid state. / (informal, inorganic chemistry) An aqueous solution of ammonia.

Nitrogen that has been cooled to the liquid state; used in cryogenics.