oleoresin

/,ouliou'rezin/

Thân thiện

A worker collects oleoresin from a pine tree in the forest.

Definition

Noun 1. A naturally occurring mixture of a resin and an essential oil: An oleoresin is a viscous, often aromatic substance exuded by certain plants, consisting of a resin (a solid or semi-solid compound) dissolved in a volatile essential oil. 2. A plant-derived extract: It can also refer to a semi-solid preparation obtained by extracting plant material with a volatile solvent, which captures both the aromatic oils and the resinous compounds.

Examples of Usage

• Noun:
  • Turmeric oleoresin is used as a natural food coloring and flavoring agent.
  • The pine tree's oleoresin, also called pitch, helps protect it from insects and disease.
  • Capsicum oleoresin is extracted from chili peppers and is valued for its pungency.

Advanced Usage

• In Chemistry and Industry: The term is used to describe specific natural products or standardized extracts used in perfumery, flavorings, medicine, and varnishes.
  • The pharmaceutical industry uses ginger oleoresin for its concentrated bioactive compounds.

Variants and Related Words

• Oleoresinous (adj): Pertaining to, containing, or having the properties of an oleoresin.
  • An oleoresinous varnish dries to a hard, protective film.

Synonyms

• Balsam: A fragrant oleoresin, often specifically from trees of the genus or .
• Gum resin: A similar natural plant exudate, though the proportions of gum, resin, and essential oil can vary.

Notes on Different Meanings

• The primary meaning refers to the natural plant exudate.
• A secondary, related meaning refers to the manufactured extract created to mimic or concentrate the natural substance for commercial use.

Học thuật

Noun

1. a naturally occurring mixture of a resin and an essential oil; obtained from certain plants