graphometern.

/ɡrəˈfɒmɪtə/

Forms: Also 1700s -metre.

Etymology: < French graphomètre (1597 in Hatzfeld & Darmesteter), formed as graphomania n. + μέτρον measure.

A mathematical instrument, used for measuring angles in surveying; otherwise called a semi-circle. †Also, a goniometer used in crystallography.

ΘΚΠ

the world > the earth > earth sciences > geography > map-making > surveying > [noun] > surveying instruments > for measuring angles

theodolite?a1560

topographical instrument?a1560

plain table1607

circumferentor1610

diopter1613

plane table1670

circumferencera1687

graphometer1696

semicircle1701

transit theodolite1824

dioptric1849

planchette1858

theodolite-goniometer1909

gyro-theodolite1950

1696 E. Phillips New World of Words (new ed.) Graphometer.

1712 J. James tr. A.-J. Dézallier d'Argenville Theory & Pract. Gardening 81 Instruments made use of for tracing upon the Ground..are the Graphometre, or Semicircle, and the Square.

1773 Gentleman's Mag. 43 457 Making use of the graphometer to take the angles of depression.

1802 Jrnl. Nat. Philos. Feb. 132 Description of the graphometer, or Instrument of Cit. Carangeau, for measuring the Angles of Crystals.

1842 W. T. Brande Dict. Sci., Lit. & Art 525/2 Hence in some mod. Dicts.

This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2021).

单词	graphometer
释义	graphometern. /ɡrəˈfɒmɪtə/ Forms: Also 1700s -metre. Etymology: < French graphomètre (1597 in Hatzfeld & Darmesteter), formed as graphomania n. + μέτρον measure. A mathematical instrument, used for measuring angles in surveying; otherwise called a semi-circle. †Also, a goniometer used in crystallography. ΘΚΠ the world > the earth > earth sciences > geography > map-making > surveying > [noun] > surveying instruments > for measuring angles theodolite?a1560 topographical instrument?a1560 plain table1607 circumferentor1610 diopter1613 plane table1670 circumferencera1687 graphometer1696 semicircle1701 transit theodolite1824 dioptric1849 planchette1858 theodolite-goniometer1909 gyro-theodolite1950 1696 E. Phillips New World of Words (new ed.) Graphometer. 1712 J. James tr. A.-J. Dézallier d'Argenville Theory & Pract. Gardening 81 Instruments made use of for tracing upon the Ground..are the Graphometre, or Semicircle, and the Square. 1773 Gentleman's Mag. 43 457 Making use of the graphometer to take the angles of depression. 1802 Jrnl. Nat. Philos. Feb. 132 Description of the graphometer, or Instrument of Cit. Carangeau, for measuring the Angles of Crystals. 1842 W. T. Brande Dict. Sci., Lit. & Art 525/2 Hence in some mod. Dicts. This entry has not yet been fully updated (first published 1900; most recently modified version published online June 2021). < n.1696
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