n. 1. The state or quality of being precise; exactness. 2. a. The ability of a measurement to be consistently reproduced. b. The number of significant digits to which a value has been reliably measured. adj. 1. Used or intended for accurate or exact measurement: a precision tool. 2. Made so as to vary minimally from a set standard: precision components. 3. Of or characterized by accurate action: precision bombing. [Latin praecīsiō, praecīsiōn-, a cutting off, from praecīsus, past participle of praecīdere, to cut off; see PRECISE.] |
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