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WordReference Random House Learner's Dictionary of American English © 2024cit•rus /ˈsɪtrəs/USA pronunciation n., pl. -rus•es, adj. n. - Plant Biology[countable] a small tree or shrub of the family that includes the lemon, lime, orange, tangerine, and grapefruit.
- Plant Biology the fruit of any of these trees or shrubs, having a shiny skin and tart-to-sweet juicy pulp:[uncountable]Most citrus is a good source of vitamin C.
adj. [usually: before a noun]. - Plant BiologyAlso, ˈcit•rous. of or relating to such trees or shrubs, or their fruit.
WordReference Random House Unabridged Dictionary of American English © 2024cit•rus (si′trəs),USA pronunciation n., pl. -rus•es. - Plant Biologyany small tree or spiny shrub of the genus Citrus, of the rue family, including the lemon, lime, orange, tangerine, grapefruit, citron, kumquat, and shaddock, widely cultivated for fruit or grown as an ornamental.
- Plant Biologythe tart-to-sweet, pulpy fruit of any of these trees or shrubs, having a characteristically smooth, shiny, stippled skin.
adj. - Plant BiologyAlso, cit′rous. of or pertaining to such trees or shrubs, or their fruit.
- Neo-Latin, Latin: citron tree
- 1815–25
Collins Concise English Dictionary © HarperCollins Publishers:: citrus /ˈsɪtrəs/ n ( pl -ruses)- any tree or shrub of the tropical and subtropical rutaceous genus Citrus, which includes the orange, lemon, lime, grapefruit, citron, and calamondin
adj
Also: citrous - of, relating to, or belonging to the genus Citrus or to the fruits of plants of this genus
Etymology: 19th Century: from Latin: citrus tree, sandarac tree; related to Greek kedros cedar |