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单词 turmeric paper
释义

turmeric paper


noun

paper treated with turmeric: used to indicate the presence of alkalis, which turn it brown, or of boric acid, which turns it reddish-brown.

Origin of turmeric paper

First recorded in 1800–10

Words nearby turmeric paper

Turku, turle knot, Turlock, turlough, turmeric, turmeric paper, turmoil, turn, turn a blind eye to, turnabout, Turnabout is fair play
Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for turmeric paper

turmeric paper

noun

chem paper impregnated with turmeric used as a test for alkalis, which turn it brown, and for boric acid, which turns it reddish brown
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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更新时间:2024/12/23 14:11:11