Definition of ascertain

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Ascertain (v. t.) To render (a person) certain; to cause to feel certain; to make confident; to assure; to apprise.

Lern More About Ascertain

Ponderal :: Ponderal (a.) Estimated or ascertained by weight; -- distinguished from numeral; as, a ponderal drachma..
Zymosimeter :: Zymosimeter (n.) An instrument for ascertaining the degree of fermentation occasioned by the mixture of different liquids, and the degree of heat which they acquire in fermentation..
Metre :: Metre (n.) A measure of length, equal to 39.37 English inches, the standard of linear measure in the metric system of weights and measures. It was intended to be, and is very nearly, the ten millionth part of the distance from the equator to the north pole, as ascertained by actual measurement of an arc of a meridian. See Metric system, under Metric..
Gauge :: Gauge (n.) Any instrument for ascertaining or regulating the dimensions or forms of things; a templet or template; as, a button maker's gauge..
Sight :: Sight (v. t.) A small aperture through which objects are to be seen, and by which their direction is settled or ascertained; as, the sight of a quadrant..
Definition :: Definition (n.) Act of ascertaining and explaining the signification; a description of a thing by its properties; an explanation of the meaning of a word or term; as, the definition of circle; the definition of wit; an exact definition; a loose definition..
Hermeneutics :: Hermeneutics (n.) The science of interpretation and explanation; exegesis; esp., that branch of theology which defines the laws whereby the meaning of the Scriptures is to be ascertained..
Discovery :: Discovery (n.) Finding out or ascertaining something previously unknown or unrecognized; as, Harvey's discovery of the circulation of the blood..
Aerometer :: Aerometer (n.) An instrument for ascertaining the weight or density of air and gases.
Sound :: Sound (v. t.) To measure the depth of; to fathom; especially, to ascertain the depth of by means of a line and plummet..
Monkflower :: Monkflower (n.) A name of certain curious orchids which bear three kinds of flowers formerly referred to three genera, but now ascertained to be sexually different forms of the same genus (Catasetum tridentatum, etc.)..
Densimeter :: Densimeter (n.) An instrument for ascertaining the specific gravity or density of a substance.
Count :: Count (v. t.) To tell or name one by one, or by groups, for the purpose of ascertaining the whole number of units in a collection; to number; to enumerate; to compute; to reckon..
Thermometrical :: Thermometrical (a.) Made, or ascertained, by means of a thermometer; as, thermometrical observations..
Tollbooth :: Tollbooth (n.) A place where goods are weighed to ascertain the duties or toll.
Ascertain :: Ascertain (v. t.) To make (a thing) certain to the mind; to free from obscurity, doubt, or change; to make sure of; to fix; to determine..
Determinable :: Determinable (v. t.) Capable of being determined, definitely ascertained, decided upon, or brought to a conclusion..
Analysis :: Analysis (n.) The process of ascertaining the name of a species, or its place in a system of classification, by means of an analytical table or key..
Prove :: Prove (v. t.) To try or to ascertain by an experiment, or by a test or standard; to test; as, to prove the strength of gunpowder or of ordnance; to prove the contents of a vessel by a standard measure..
Prove :: Prove (v. t.) To ascertain or establish the genuineness or validity of; to verify; as, to prove a will..
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