noun ·4 syllables ·Rare ·Advanced level

Definitions

Noun

1. 1
   A tropical Asian grass, Cymbopogon nardus, that has citrus-scented leaves. uncountable, usually
2. 2
   An essential oil obtained from this plant, often used as an insect repellent. uncountable, usually

Synonyms

All synonyms

grass oilgrass oil

Example

More examples

"This anti-barking collar sprays citronella into the dog's face when the microphone detects barking."

Etymology

From French citronnelle

Related phrases

citronella circuitcitronella grasscitronella oilcitronellyl acetateessential oil

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.