| 单词 |
picamar |
| 释义 |
picamar Chem.|ˈpɪkəmɑː(r)| [mod. (Reichenbach) f. L. pix, pic-em pitch + amārus bitter.] An intensely bitter thick transparent oil, obtained in the distillation of wood-tar.
1836J. M. Gully Magendie's Formul. (ed. 2) 202 The last product is creosote unalloyed by eupione, picamare, water, or other matters. 1840Penny Cycl. XVIII. 143/2 Picamar. a1864Gesner Coal, Petrol., etc. (1865) 90 Picamar was discovered by Reichenbach, with creosote, in the heavy oil of tar. |

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