| 单词 | piperic |
| 释义 | Piper /pipˈər/nounThe pepper genus, giving name to a family Piperāˈceae of dicotyledons ORIGIN: L piper pepper piperaceous /-āˈshəs/ adjective piperˈazine noun (piperidine and az-) a cyclic crystalline nitrogen compound used in medicine, insecticides and anti-corrosion substances piperic /pip-erˈik/ adjective Applied to an acid (C12H10O4) obtained from piperine piperˈidine noun A heterocyclic reduction product of pyridine (C5H11N) with a peppery odour pipˈerine noun An alkaloid (C17H19O3N) found in pepper pipˈeronal (or /pi-perˈ/) noun A phenolic aldehyde of very pleasant odour, used as a perfume and in flavourings, etc (also called heliotropin) |
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