• WordNet 3.6
    • adj acerose narrow and long and pointed; as pine leaves
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Webster's Revised Unabridged Dictionary
    • a Acerose (Bot) Having the nature of chaff; chaffy.
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Century Dictionary and Cyclopedia
    • acerose In botany: Chaffy; resembling chaff.
    • acerose Straight, slender, rigid, and sharp-pointed, as the leaves of the pine; needle-shaped.
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Webster's Revised Unabridged Dictionary
(a) L. acerosus, chaffy, fr. acus, gen. aceris, chaff; (b) as if fr. L. acus, needle: cf. F. acéreux,


In literature:

Leaves acerose, in clusters of from 2 to 5, surrounded by scarious scales at the base.
"Woodland Gleanings" by Charles Tilt