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Origin and history of estimator

estimator(n.)

1660s, from Latin aestimator, agent noun from aestimare "to value" (see esteem (v.)).

also from 1660s

Entries linking to estimator

esteem(v.)

mid-15c., from Old French estimer "to estimate, determine" (14c.), from Latin aestimare "to value, determine the value of, appraise," perhaps ultimately from *ais-temos "one who cuts copper," i.e. mints money (but de Vaan finds this "not very credible"). At first used as we would now use estimate; sense of "value, respect" is 1530s. Related: Esteemed; esteeming.

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    calculator
    late 14c., "mathematician, one who calculates," from Latin calculator, from calculatus, past participle of calculare "to reckon, compute," from calculus "reckoning, account" (see calculus). In reference to mechanical adding machine contraptions from 1784; of electronic ones from
    computer
    1640s, "one who calculates, a reckoner, one whose occupation is to make arithmetical calculations," agent noun from compute (v.). Meaning "calculating machine" (of any type) is from 1897; in modern use, "programmable digital electronic device for performing mathematical or logica
    critic
    judging merit in some particular class of things," from French critique (14c.), from Latin criticus "a judge, a censor, an estimator...
    actuary
    1550s, "registrar, clerk," from Medieval Latin actuarius "copyist, account-keeper, short-hand writer," from Latin actus in the specialized sense "public business" (literally "a doing;" from PIE root *ag- "to drive, draw out or forth, move"). Meaning "person skilled in the calcula
    expert
    late 14c., "having had experience; skillful," from Old French expert, espert "experienced, practiced, skilled" and directly from Latin expertus (contracted from *experitus), "tried, proved, known by experience," past participle of experiri "to try, test," from ex "out of" (see ex
    adder
    Middle English naddre, from Old English (West Saxon) næddre (Mercian nedre, Northumbrian nedra), "a snake; the Serpent in the Garden of Eden," from Proto-Germanic *naethro "a snake" (source also of Old Norse naðra, Middle Dutch nadre, Old High German natra, German Natter, Gothic
    dread
    late 12c., "to fear very much, be in shrinking apprehension or expectation of," a shortening of Old English adrædan, contraction of ondrædan "counsel or advise against," also "to dread, fear, be afraid," from ond-, and- "against" (the same first element in answer, from PIE root *
    concept
    "a general notion, the immediate object of a thought," 1550s, from Medieval Latin conceptum "draft, abstract," in classical Latin "(a thing) conceived," from concep-, past-participle stem of concipere "to take in and hold; become pregnant," from con-, here perhaps an intensive pr
    hangover
    also hang-over, 1894, "a survival, a thing left over from before," from hang (v.) + over. Meaning "after-effect of excessive drinking" is attested by 1902, American English, on notion of something left over from the night before. As an adjective, in reference to a person, overhun
    firmament
    mid-13c., "expanse of space above the earth where the heavenly bodies move," hence "the arch or vault of the heavens, the visible sky" (c. 1300), from Old French firmament or directly from Latin firmamentum "firmament," literally "a support, a strengthening," from firmus "strong,

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