an acid of plant origin.
| 单词 | θ69798 |
| 释义 | the world > matter > chemistry > organic chemistry > acids obtained from plants or trees > [noun] (92) vegetable acid1698 an acid of plant origin. rhein1827 An acid isolated from rhubarb, later identified with chrysophanic acid. Cf. rhabarbaric acid n. at rhabarbaric, adj. Now disused. igasuric acid1830 In igasuric acid, an acid contained in small quantities in the St. Ignatius' bean, Nux vomica, and the root of Strychnos colubrina. rheumin1832 = rhein, n. 1. rheic acid1838 (originally) †= rhein, n. 1 (obsolete); (in later use) = rhein, n. 2. strychnic acid1840 Pertaining to strychnine. strychnic acid n. = igasuric, adj. acid. Subcategories:— alginic acid (2) — anilic acid (2) — carbonic acid (2) — rhabarbaric acid (2) — ulmic acid (2) — from roots (7) — from leaves (2) — from bark (1) — from bark and berries (1) — from fruits and berries (5) — from nuts (4) — from pine resin (2) — from seeds (3) — from wood (1) — miscellaneous others (47) — derivatives (3) |
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