| slovo | definícia |
Gallotannic acid
(gcide) | Gallotannic \Gal`lo*tan"nic\, a. [Gall nutgall + tannic.]
(Chem.)
Pertaining to the tannin or nutgalls.
[1913 Webster]
Gallotannic acid. See Tannic acid, under Tannic.
[1913 Webster] |
gallotannic acid
(gcide) | Tannic \Tan"nic\, a.
Of or pertaining to tan; derived from, or resembling, tan;
as, tannic acid.
[1913 Webster]
Tannic acid. (Chem.)
(a) An acid obtained from nutgalls as a yellow amorphous
substance, C14H10O9, having an astringent taste, and
forming with ferric salts a bluish-black compound, which
is the basis of common ink. Called also tannin, and
gallotannic acid.
(b) By extension, any one of a series of astringent
substances resembling tannin proper, widely diffused
through the vegetable kingdom, as in oak bark, willow,
catechu, tea, coffee, etc.
[1913 Webster] |
| | podobné slovo | definícia |
Gallotannic acid
(gcide) | Gallotannic \Gal`lo*tan"nic\, a. [Gall nutgall + tannic.]
(Chem.)
Pertaining to the tannin or nutgalls.
[1913 Webster]
Gallotannic acid. See Tannic acid, under Tannic.
[1913 Webster]Tannic \Tan"nic\, a.
Of or pertaining to tan; derived from, or resembling, tan;
as, tannic acid.
[1913 Webster]
Tannic acid. (Chem.)
(a) An acid obtained from nutgalls as a yellow amorphous
substance, C14H10O9, having an astringent taste, and
forming with ferric salts a bluish-black compound, which
is the basis of common ink. Called also tannin, and
gallotannic acid.
(b) By extension, any one of a series of astringent
substances resembling tannin proper, widely diffused
through the vegetable kingdom, as in oak bark, willow,
catechu, tea, coffee, etc.
[1913 Webster] |
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