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[foh-lee-ey-shuh s] /ˌfoʊ liˈeɪ ʃəs/
of, like, or of the nature of a plant leaf; leaflike.
bearing leaves or leaflike parts.
pertaining to or consisting of leaves.
consisting of leaflike plates or laminae; foliated.
Origin of foliaceous
First recorded in 1650-60, foliaceous is from the Latin word foliāceus leafy, like a leaf. See folium, -aceous
Related forms
foliaceousness, noun
superfoliaceous, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for foliaceous
Historical Examples
  • The shells of this family are irregular, generally attached and foliaceous.

    A Conchological Manual George Brettingham Sowerby
  • Fruit a 2-celled, 2-seeded capsule, flattened and foliaceous at the extremity (a samara).

    Woodland Gleanings Charles Tilt
  • Calyx 5-parted, without appendages, enlarged and foliaceous in fruit.

  • The calyx is most generally green in color, and foliaceous (leaf-like) in texture.

  • foliaceous, belonging to, or of the texture or nature of, a leaf (folium).

  • Of the foliaceous group there are likewise two British genera, Melobesia and Hildenbrantia.

  • In other cases no traces of ovules are visible, but the funiculi are in a foliaceous condition.

    Vegetable Teratology

    Maxwell T. Masters
  • The adventitious organs appeared as if they were developments from the thalamus—a kind of foliaceous disc, in fact.

    Vegetable Teratology

    Maxwell T. Masters
  • These latter organs may be absent or they may themselves be the subjects of foliaceous development.

    Vegetable Teratology

    Maxwell T. Masters
  • The tertiary crystallization is a frosting of small siliceous crystals upon the edges of the foliaceous crystals.

British Dictionary definitions for foliaceous


having the appearance of the leaf of a plant
bearing leaves or leaflike structures
(geology) (of certain rocks, esp schists) consisting of thin layers; foliated
Word Origin
C17: from Latin foliāceus
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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