Толковый словарь английского языка - litmus
Litmus
litmus
noun Etymology: Middle English litmose, of Scandinavian origin; akin to Old Norse litmosi herbs used in dyeing, from litr color (akin to Old English wlite brightness, appearance) + mosi moss; akin to Old English mōs moss Date: 14th century a coloring matter from lichens that turns red in acid solutions and blue in alkaline solutions and is used as an acid-base indicator, the critical factor in a ~ test
Рейтинг статьи:
См. в других словарях
1.
n. a dye obtained from lichens that is red under acid conditions and blue under alkaline conditions. Phrases and idioms litmus paper a paper stained with litmus to be used as a test for acids or alkalis. Etymology: ME f. ONorw. litmosi f. ON litr dye + mosi moss ...Толковый словарь английского языка Oxford English Reference
Вопрос-ответ:
Похожие слова
Ссылка для сайта или блога:
Ссылка для форума (bb-код):
Самые популярные термины
1 | 2340 | |
2 | 2011 | |
3 | 1331 | |
4 | 1201 | |
5 | 1199 | |
6 | 1142 | |
7 | 1113 | |
8 | 998 | |
9 | 981 | |
10 | 922 | |
11 | 827 | |
12 | 815 | |
13 | 802 | |
14 | 802 | |
15 | 732 | |
16 | 710 | |
17 | 685 | |
18 | 641 | |
19 | 633 | |
20 | 600 |