Definition of trifoliate in English:


Line breaks: tri|foli¦ate
Pronunciation: /trʌɪˈfəʊlɪət


  • 1(Of a compound leaf) having three leaflets: dark green trifoliate leaves
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    • The trifoliate leaflets are closed as in nyctinasty.
    • For P. vulgaris, plants were pruned to leave the primary and second trifoliate leaves supporting a single pod arising from the axis of trifoliate leaf 3.
    • Shoots with 1-2 trifoliate leaves of 3-week-old seedlings were incubated in microtitre plate wells with assay solution in a growth chamber, 16/8 h day/night regime, 21°C.
  • 1.1(Of a plant) having trifoliate leaves: the trifoliate orange appreciates an acidic soil
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    • Four weeks after planting, samples of six trifoliate plants were transplanted to 4-l containers that were purged by ambient air.
    • But for ARS horticulturalist Robert R. Krueger, the genus Citrus includes at least 16 species, with hundreds of distant relatives, including lesser-known, peelable oddities like pummelos, trifoliate oranges, and kumquats.
    • (See the May 25 Crop Watch) Soybeans should be kept free of weed competition from the 2nd trifoliate stage to beginning bloom.
  • 1.2(Of an object or design) having the form of a trifoliate leaf: a bronze trifoliate key handle
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    • We are proud to offer for sale, a lovely piece of early Van Briggle pottery, circa 1915 in a stunning Arts and Crafts trifoliate design.
    • It may be as well to mention an early Venetian design of about 1475 wherein the Emperor has a three-pointed trifoliate crown surmounted by a trefoil.

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