penetrometern.
/ˌpɛnᵻˈtrɒmᵻtə/, U.S. /ˌpɛnəˈtrɑmədər/ 1. An instrument for determining the consistency or hardness of a material by measuring the depth or rate of penetration of a rod, needle, etc., driven by a known force.
ΘΚΠ
the world > matter > constitution of matter > [noun] > consistency > devices for measuring
Vicat1904
penetrometer1905
consistometer1911
1905 C. Richardson Mod. Asphalt Pavement ix. xxvi. 533 (heading) New York testing laboratory penetrometer.
1930 Engineering 18 July 61/3 The penetrometer is simply a 1/ 2-in. square bar fitted loosely in guides and loaded with weights giving steps of about 1/ 2 ton per square foot.
1966 C. Fraser Avalanche Enigma iv. 71 The first measurement taken is a penetrometer profile.
1975 D. Bagley Snow Tiger iv. 49 This is a penetrometer... It measures the resistance of the snow.
1992 Independent 27 June 34/8 When the fruit looks about right, it is given two more objective tests. The first is with a penetrometer—a gadget that measures the resistance of the flesh to pressure.
2. = penetrameter n.
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the world > health and disease > healing > diagnosis or prognosis > radiography or radiology > [noun] > equipment used in
fluoroscope1893
photofluoroscope1896
skiascope1896
fluorimeter1898
stethendoscope1899
roentgenoscope1905
penetrometer1907
penetrameter1912
roentgenkymograph1914
stereofluoroscope1932
tomograph1935
kymograph1936
phototimer1942
photoscope1944
pantomograph1954
orthopantomograph1959
panograph1961
1907 M. K. Kassabian Röntgen Rays & Electro-therapeutics iii. iv. 431 (heading) Skiameters and penetrometers.
1923 R. Glazebrook Dict. Appl. Physics IV. 607/2 Among medical men Benoist's radiochromometer or penetrometer enjoys extensive use as a measurer of hardness.
1995 Brazilian Dental Jrnl. 6 45 An aluminum penetrometer was used as the radiographic object to produce different optical densities.
This entry has been updated (OED Third Edition, September 2005; most recently modified version published online March 2022).
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n.1905