volumetricadj.

Brit.

/ˌvɒljᵿˈmɛtrɪk/, U.S.

/ˌvɑljəˈmɛtrɪk/

Etymology: Compare volumeter n. and metric adj.² Compare French volumétrique (1854).

Of, pertaining to, or noting measurement by volume.

ΘΚΠ

the world > relative properties > measurement > the scientific measurement of volume > [adjective]

volumetrical1853

volumetric1857

1857 H. E. Roscoe tr. R. Bunsen Gasometry 170 The saturated solution..becomes sufficiently diluted..to allow the ammonia to be determined by a volumetric analysis with sulphuric acid.

1862 Catal. Internat. Exhib., Brit. II. No. 2904 Containing everything necessary for the preparation of the test liquors, or their use in volumetric analysis.

1864 A. B. Garrod Essentials Materia Medica (ed. 2) 352 In making use of the volumetric solutions a graduated tube or alkalimeter is employed.

1880 R. A. Proctor Rough Ways 100 Professor Newcomb has, I conceive, omitted to consider the enormous volumetric expansion.

Compounds

volumetric efficiency n. Mechanics the ratio of the volume of fluid actually displaced by a piston or plunger to its swept volume.

ΘΚΠ

society > occupation and work > equipment > machine > parts of machines > piston > [noun] > volume through which piston moves > ratio of volumes

volumetric efficiency1912

1912 Proc. Inst. Automobile Engineers 6 78 In the writer's opinion, volumetric efficiency is almost entirely a function of port area.

1930 Engineering 11 July 31/2 The standard valve tuning of the E.35 engine is arranged for the best possible volumetric efficiency at 1,500 r.p.m.

1973 A. Parrish Mech. Engineer's Ref. Bk. (ed. 11) ii. 51 Leakage tends to be greater than in a reciprocating design but as they [sc. rotary positive displacement pumps] are often used for viscous fluids such as oil, this effect may be reduced to give a volumetric efficiency of 95%.

This entry has not yet been fully updated (first published 1920; most recently modified version published online December 2021).

单词	volumetric
释义	volumetricadj. Brit. /ˌvɒljᵿˈmɛtrɪk/, U.S. /ˌvɑljəˈmɛtrɪk/ Etymology: Compare volumeter n. and metric adj.² Compare French volumétrique (1854). Of, pertaining to, or noting measurement by volume. ΘΚΠ the world > relative properties > measurement > the scientific measurement of volume > [adjective] volumetrical1853 volumetric1857 1857 H. E. Roscoe tr. R. Bunsen Gasometry 170 The saturated solution..becomes sufficiently diluted..to allow the ammonia to be determined by a volumetric analysis with sulphuric acid. 1862 Catal. Internat. Exhib., Brit. II. No. 2904 Containing everything necessary for the preparation of the test liquors, or their use in volumetric analysis. 1864 A. B. Garrod Essentials Materia Medica (ed. 2) 352 In making use of the volumetric solutions a graduated tube or alkalimeter is employed. 1880 R. A. Proctor Rough Ways 100 Professor Newcomb has, I conceive, omitted to consider the enormous volumetric expansion. Compounds volumetric efficiency n. Mechanics the ratio of the volume of fluid actually displaced by a piston or plunger to its swept volume. ΘΚΠ society > occupation and work > equipment > machine > parts of machines > piston > [noun] > volume through which piston moves > ratio of volumes volumetric efficiency1912 1912 Proc. Inst. Automobile Engineers 6 78 In the writer's opinion, volumetric efficiency is almost entirely a function of port area. 1930 Engineering 11 July 31/2 The standard valve tuning of the E.35 engine is arranged for the best possible volumetric efficiency at 1,500 r.p.m. 1973 A. Parrish Mech. Engineer's Ref. Bk. (ed. 11) ii. 51 Leakage tends to be greater than in a reciprocating design but as they [sc. rotary positive displacement pumps] are often used for viscous fluids such as oil, this effect may be reduced to give a volumetric efficiency of 95%. This entry has not yet been fully updated (first published 1920; most recently modified version published online December 2021). < adj.1857
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