Definition of phellandrene
: either of two isomeric aromatic oily liquid terpene hydrocarbons C10H16 occurring in many essential oils: a : the terpene C3H7C6H6CH3 occurring in the dextrorotatory form especially in bitter fennel oil and ginger-grass oil and in the levorotatory form especially in eucalyptus oils (as from Eucalyptus phellandra); 1,5-para-menthadiene —called also alpha-phellandrene b : the terpene C3H7C6H7=CH2 occurring in the dextrorotatory form especially in water-fennel oil and in the levorotatory form especially in turpentine; 1(7),2-para-menthadiene —called also beta-phellandrene
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of phellandrene
New Latin phellandrium + International Scientific Vocabulary -ene
Seen and Heard
What made you want to look up phellandrene? Please tell us where you read or heard it (including the quote, if possible).