tomentum
Americannoun
noun
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a feltlike covering of downy hairs on leaves and other plant parts
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a network of minute blood vessels occurring in the human brain between the pia mater and cerebral cortex
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of tomentum
1690–1700; < New Latin tōmentum, Latin: stuffing (of wool, hair, etc.) for cushions
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
P. convexo-plane, broadly and obtusely umb. pallid grey; with thin hoary tomentum; g. crowded, whitish then dingy, broadest behind; s. equal, often curved, pallid, base strigose; sp.
From European Fungus Flora: Agaricaceae by Massee, George
The plants are small, obconic, truncate, broadly open; externally ferruginous, with a hairy tomentum, internally lead-color, smooth, striated.
From The Mushroom, Edible and Otherwise Its Habitat and its Time of Growth by Hard, Miron Elisha
The pileus is convex, expanded, sometimes somewhat depressed, lateral, irregular, or sometimes with the stem nearly in the center, brownish or blackish, dry, sometimes with a brownish or blackish tomentum on the surface.
From Studies of American Fungi. Mushrooms, Edible, Poisonous, etc. by Atkinson, George Francis
The caps are convex, covered with a tawny-brown fibrillose tomentum.
From The Mushroom, Edible and Otherwise Its Habitat and its Time of Growth by Hard, Miron Elisha
It makes a dense bush, with medium-sized leaves, green above, and covered with a dense greyish tomentum beneath.
From Trees and Shrubs for English Gardens by Cook, Ernest Thomas
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.