pioscopen.

Brit.

/ˈpʌɪəskəʊp/, U.S.

/ˈpaɪəˌskoʊp/

Origin: A borrowing from Greek, combined with an English element. Etymons: Greek πῖον , -scope comb. form.

Etymology: < Hellenistic Greek πῖον rich milk, use as noun (short for πῖον γάλα ) of neuter of ancient Greek πίων (adjective) fat ( < the same Indo-European base as Sanskrit pīvan- fat) + -scope comb. form. Compare German Pioskop (1906 or earlier). Compare earlier lactoscope n. at lacto- comb. form 1.

Now disused.

An instrument for estimating the purity of milk, in which the milk is viewed through the clear part of a glass plate and its colour compared with that of the other parts of the plate, which are painted in various shades of grey.The 1881 U.S. patent (no. 241,655) for Heeren's apparatus described it as a lactometer.

ΘΚΠ

the world > food and drink > food > food manufacture and preparation > equipment for food preparation > [noun] > instruments to test quality

lactometer1817

galactometer1826

amylometer1876

pioscopea1884

chondrometer1897

a1884 E. H. Knight Pract. Dict. Mech. Suppl. 682/2 Pioscope, a milk test by Prof. Heeren.

1909 L. H. Bailey Cycl. Amer. Agric. III. ii. viii. 178/1 Certain optical tests have been..used. These include the pioscope, and Feser's lactoscope.

This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022).

单词	pioscope
释义	pioscopen. Brit. /ˈpʌɪəskəʊp/, U.S. /ˈpaɪəˌskoʊp/ Origin: A borrowing from Greek, combined with an English element. Etymons: Greek πῖον , -scope comb. form. Etymology: < Hellenistic Greek πῖον rich milk, use as noun (short for πῖον γάλα ) of neuter of ancient Greek πίων (adjective) fat ( < the same Indo-European base as Sanskrit pīvan- fat) + -scope comb. form. Compare German Pioskop (1906 or earlier). Compare earlier lactoscope n. at lacto- comb. form 1. Now disused. An instrument for estimating the purity of milk, in which the milk is viewed through the clear part of a glass plate and its colour compared with that of the other parts of the plate, which are painted in various shades of grey.The 1881 U.S. patent (no. 241,655) for Heeren's apparatus described it as a lactometer. ΘΚΠ the world > food and drink > food > food manufacture and preparation > equipment for food preparation > [noun] > instruments to test quality lactometer1817 galactometer1826 amylometer1876 pioscopea1884 chondrometer1897 a1884 E. H. Knight Pract. Dict. Mech. Suppl. 682/2 Pioscope, a milk test by Prof. Heeren. 1909 L. H. Bailey Cycl. Amer. Agric. III. ii. viii. 178/1 Certain optical tests have been..used. These include the pioscope, and Feser's lactoscope. This entry has been updated (OED Third Edition, June 2006; most recently modified version published online March 2022). < n.a1884
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