American Heritage® Dictionary of the English Language, Fourth Edition
- n. A small cup-shaped structure or organ, such as the cup at the base of an acorn or one of the suckers on the feet of certain flies.
Century Dictionary and Cyclopedia
- n. A small cup-shaped depression, as in rock.
- n. In botany: A form of involucre, occurring in the oak, beech, chestnut, and hazel, consisting of bracts which in fruit cohere into a kind of cup. In fungi, a receptacle shaped like the cup of an acorn, as in Peziza.
- n. In entomology, a little cup-shaped organ; specifically, one of the sucking-disks on the lower surface of the tarsi of certain aquatic beetles.
- n. Also cupula.
- n. Any small structure shaped like a cup, such as at the base of an acorn, or the sucker on the feet of some flies
GNU Webster's 1913
- n. (Bot.) A cuplet or little cup, as of the acorn; the husk or bur of the filbert, chestnut, etc.
- n. (Zoöl.) A sucker or acetabulum.
- n. cup-shaped structure of hardened bracts at the base of an acorn
- n. a sucker on the feet of certain flies
- Late Latin cūpula, little cask, diminutive of Latin cūpa, tub. (American Heritage® Dictionary of the English Language, Fourth Edition)
“6D: Nut with a cupule (ACORN) - remembered this feature from some earlier discussion we had about the word "cupule”
“A common form of prehistoric rock-art here in California is the cupule.”
“Each girl ground a cupule at the completion of the rite and families had their own special rock faces where this was done.”
“Cohesion of the bracts by their edges, so as to form a tubular involucre, or by their surfaces, so as to form a cupule, is not of uncommon occurrence, under natural conditions, and may be met with in plants which ordinarily do not exhibit this appearance.”
“PS (2008) Molecular phylogenetics and cupule evolution in Fagaceae as inferred from nuclear CRABS CLAW sequences.”
“[Dr. Johnson again.] acorn ... the nut of the oak usu. seated in or surrounded by a hard woody cupule of indurated bracts.”
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A hodgepodge, jumble, jambalaya, *gallimaufry, circus and tent revival of plant anatomy and morphology terms and phrases - its a big tent, and no tickets are required.
Crustaceans and insects have multi-purpose appendages. to name a few:
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