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Definition of Bivalve
1. Noun. Marine or freshwater mollusks having a soft body with platelike gills enclosed within two shells hinged together.
Generic synonyms: Mollusc, Mollusk, Shellfish
Group relationships: Bivalvia, Class Bivalvia, Class Lamellibranchia, Class Pelecypoda, Lamellibranchia
Specialized synonyms: Clam, Cockle, Oyster, Ark Shell, Blood Clam, Mussel, Escallop, Scallop, Scollop, Piddock
Derivative terms: Pelecypod, Pelecypodous
2. Adjective. Used of mollusks having two shells (as clams etc.).
Category relationships: Zoological Science, Zoology
Similar to: Lamellibranch, Pelecypod, Pelecypodous
Antonyms: Univalve
Definition of Bivalve
1. n. A mollusk having a shell consisting of two lateral plates or valves joined together by an elastic ligament at the hinge, which is usually strengthened by prominences called teeth. The shell is closed by the contraction of two transverse muscles attached to the inner surface, as in the clam, -- or by one, as in the oyster. See Mollusca.
2. a. Having two shells or valves which open and shut, as the oyster and certain seed vessels.
Definition of Bivalve
1. Noun. Any mollusc belonging to the taxonomic class Bivalvia, characterized by a shell consisting of two hinged sections, such as a scallop, clam, mussel or oyster. ¹
¹ Source: wiktionary.com
Definition of Bivalve
1. a bivalved mollusk [n -S]
Medical Definition of Bivalve
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Lexicographical Neighbors of Bivalve
Literary usage of Bivalve
Below you will find example usage of this term as found in modern and/or classical literature:
1. Annals and Magazine of Natural History by William Jardine (1855)
"Descriptions of the Animals of certain Genera of bivalve Shells. By SP WOODWARD,
Esq., FGS MY DEAR SIR, January 5, 1855. MR. SP WOODWARD has kindly drawn ..."
2. Diagnosis and treatment of diseases of women by Harry Sturgeon Crossen (1915)
"The bivalve speculum, as it is opened, separates the lips of the lacerated cervix
... In this way the bivalve speculum may lead to an erroneous diagnosis of ..."
3. Outlines of Oryctology: An Introduction to the Study of Fossil Organic by James Parkinson (1830)
"The following shell is, in fact, neither univalve nor bivalve ; for, though a
bivalve in form, the two parts are connected, not by a hinge, but rather by ..."
4. The Conchologist's Text-book: Embracing the Arrangements of Lamarck and by Thomas Brown (1853)
"bivalve SHELLS. bivalve shells consist of two parts or valves, connected by a
cartilage, ... The valves of some bivalve shells arc formed exactly alike, ..."
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