Assay ton — Assay As*say , n. [OF. asai, essai, trial, F. essa. See {Essay}, n.] 1. Trial; attempt; essay. [Obs.] Chaucer. [1913 Webster] I am withal persuaded that it may prove much more easy in the assay than it now seems at distance. Milton. [1913… … The Collaborative International Dictionary of English
assay ton — (AT) a specialized unit of mass used by minerologists in assaying (testing) ores for the presence of gold, silver, platinum, uranium, or other valuable metals. One assay ton equals 29.1667 grams: just a little over an an ounce! The assay ton… … Dictionary of units of measurement
assay ton — noun : a unit of weight of ore taken for assay equal to 29166 2/3 milligrams, the number of milligrams of precious metal in this amount of ore being equal to the number of troy ounces per 2000 pound ton * * * a unit of weight used in assaying ore … Useful english dictionary
assay ton — a unit of weight used in assaying ore, equivalent to 29.167 grams. [1880 85] * * * … Universalium
Assay — As*say , n. [OF. asai, essai, trial, F. essa. See {Essay}, n.] 1. Trial; attempt; essay. [Obs.] Chaucer. [1913 Webster] I am withal persuaded that it may prove much more easy in the assay than it now seems at distance. Milton. [1913 Webster] 2.… … The Collaborative International Dictionary of English
Assay master — Assay As*say , n. [OF. asai, essai, trial, F. essa. See {Essay}, n.] 1. Trial; attempt; essay. [Obs.] Chaucer. [1913 Webster] I am withal persuaded that it may prove much more easy in the assay than it now seems at distance. Milton. [1913… … The Collaborative International Dictionary of English
Ton — Not to be confused with tonnage. For other uses, see Ton (disambiguation). The ton is a unit of measure. It has a long history and has acquired a number of meanings and uses over the years. It is used principally as a unit of weight, and as a… … Wikipedia
List of unusual units of measurement — For units of measure primarily used in countries where English is not the main language, see the article specific to that country, a list of which can be found in the systems of measurement article. An unusual unit of measurement is a unit of… … Wikipedia
weight — I (New American Roget s College Thesaurus) n. heaviness; heft; overweight, avoirdupois, tonnage, poundage; gravity; ballast; measurement; importance, influence; significance; pressure, load, burden. See quantity. v. ballast, load, burden; favor;… … English dictionary for students
gravity — I (New American Roget s College Thesaurus) I n. weight (see gravity); graveness, importance. Ant., lightness, unimportance. II Weight Nouns 1. gravity, gravitation; weight, weighing; heft, heaviness; ponderosity, pressure, burden; ballast,… … English dictionary for students