Definitions
from The Century Dictionary.
- noun An oily unsaturated ketone related to the terpenes, , found in the oils of Spanish and American pennyroyal (Mentha Pulegium and Hedeoma pulegioides), etc. It has an odor resembling peppermint.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry A
monoterpenoid ketone , found inpennyroyal , that istoxic todogs andcats
Etymologies
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Examples
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Its concentration increases with the age of the leaf, so older leaves taste more cooling; hot and dry growing conditions cause menthol to be transformed into a noncooling, somewhat harsh by-product pulegone, the characteristic volatile in pennyroyal.
On Food and Cooking, The Science and Lore of the Kitchen Harold McGee 2004
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Its concentration increases with the age of the leaf, so older leaves taste more cooling; hot and dry growing conditions cause menthol to be transformed into a noncooling, somewhat harsh by-product pulegone, the characteristic volatile in pennyroyal.
On Food and Cooking, The Science and Lore of the Kitchen Harold McGee 2004
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