Definition of ascertain

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Ascertain (v. t.) To find out or learn for a certainty, by trial, examination, or experiment; to get to know; as, to ascertain the weight of a commodity, or the purity of a metal..

Lern More About Ascertain

Lineal :: Lineal (a.) In the direction of a line; of or pertaining to a line; measured on, or ascertained by, a line; linear; as, lineal magnitude..
Weight :: Weight (v. t.) A definite mass of iron, lead, brass, or other metal, to be used for ascertaining the weight of other bodies; as, an ounce weight..
Definable :: Definable (a.) Capable of being defined, limited, or explained; determinable; describable by definition; ascertainable; as, definable limits; definable distinctions or regulations; definable words..
Spyboat :: Spy (n.) A person sent secretly into an enemy's camp, territory, or fortifications, to inspect his works, ascertain his strength, movements, or designs, and to communicate such intelligence to the proper officer..
Calculate :: Calculate (v. i.) To ascertain or predict by mathematical or astrological computations the time, circumstances, or other conditions of; to forecast or compute the character or consequences of; as, to calculate or cast one's nativity..
Survey :: Survey (n.) A particular view; an examination, especially an official examination, of all the parts or particulars of a thing, with a design to ascertain the condition, quantity, or quality; as, a survey of the stores of a ship; a survey of roads and bridges; a survey of buildings..
Rogatory :: Rogatory (a.) Seeking information; authorized to examine witnesses or ascertain facts; as, a rogatory commission..
Ascertain :: Ascertain (v. t.) To render (a person) certain; to cause to feel certain; to make confident; to assure; to apprise.
Tribometer :: Tribometer (n.) An instrument to ascertain the degree of friction in rubbing surfaces.
Evaporometer :: Evaporometer (n.) An instrument for ascertaining the quantity of a fluid evaporated in a given time; an atmometer.
Alkalimeter :: Alkalimeter (n.) An instrument to ascertain the strength of alkalies, or the quantity of alkali in a mixture..
Bulker :: Bulker (n.) A person employed to ascertain the bulk or size of goods, in order to fix the amount of freight or dues payable on them..
Discovery :: Discovery (n.) That which is discovered; a thing found out, or for the first time ascertained or recognized; as, the properties of the magnet were an important discovery..
Autopsy :: Autopsy (a.) Dissection of a dead body, for the purpose of ascertaining the cause, seat, or nature of a disease; a post-mortem examination..
Water Thermometer :: Water thermometer () A thermometer filled with water instead of mercury, for ascertaining the precise temperature at which water attains its maximum density. This is about 39? Fahr., or 4? Centigrade; and from that point down to 32? Fahr., or 0? Centigrade, or the freezing point, it expands..
Gauger :: Gauger (n.) One who gauges; an officer whose business it is to ascertain the contents of casks.
Ascertainer :: Ascertainer (n.) One who ascertains.
Gauge :: Gauge (n.) Any instrument or apparatus for measuring the state of a phenomenon, or for ascertaining its numerical elements at any moment; -- usually applied to some particular instrument; as, a rain gauge; a steam gauge..
Tollbooth :: Tollbooth (n.) A place where goods are weighed to ascertain the duties or toll.
Determine :: Determine (v. t.) To ascertain the presence, quantity, or amount of; as, to determine the parallax; to determine the salt in sea water..
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