Definition of terpenoid in English:

terpenoid

Syllabification: ter·pe·noid
Pronunciation: /ˈtərpəˌnoid
 
/
Chemistry

noun

  • Any of a large class of organic compounds including terpenes, diterpenes, and sesquiterpenes. They have unsaturated molecules composed of linked isoprene units, generally having the formula (C5H8)n.
    More example sentences
    • Many species endemic in Australia are known to synthesize and accumulate significant quantities of volatile terpenoids.
    • The nectar is sucrose-dominant but also contains low concentrations of glucose, fructose, free amino acids and possibly terpenoids.
    • Agents used in household cleaning compositions are composed of structurally diverse classes of chemicals, including surface active agents, phenols, and terpenoids.

adjective

Back to top  
  • Denoting terpenoid compounds.
    More example sentences
    • In other plant-herbivore systems, the physical properties of the resins are determined by their terpenoid composition.
    • Tobacco was used as the host plant because it is an appropriate host for genetic engineering and its endogenous terpenoid metabolism has been well studied.
    • The genus is notable for its terpenoid secretions and exudates that arise from a system of arborescent resin canals.

More definitions of terpenoid

Definition of terpenoid in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day coloratura
Pronunciation: ˌkələrəˈto͝orə
noun
elaborate ornamentation of a vocal melody