a. [f. prec. + -IC.] Of or pertaining to chronometry; relating to the measurement of time. Chronometric (or chronometrical) Governor: an improved form of governor for regulating the velocity of an engine.

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1830.  Lyell, Princ. Geol. (1875), I. II. xviii. 431. To obtain a Chronometric Scale.

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1838.  in Proc. Amer. Phil. Soc., I. 54. The chronometric survey of Massachusetts.

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1875.  Poste, Gaius, I. (ed. 2), 101. The imperfection of chronometric instruments.

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1881.  C. W. Siemens, in Nature, No. 626. 622. Another invention … the Chronometric Governor.

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