Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Having two valves.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Having two valves.

from The Century Dictionary and Cyclopedia

  • Having two valves: said especially of the shells of certain mollusks and of the seed-vessels of certain plants. See bivalve.

Etymologies

bi- +‎ valvular (Wiktionary)

Examples

  • All seeds are bivalvular, and the place of junction is situated at the point of attachment (to the plant), an intermediate part belonging to both halves.

    On youth and old age, on life and death, on breathing

  • At other times he felt morally sure that she shared that derangement of the bivalvular organ technically defined as "a muscular viscus which is the primary instrument of the blood's motion," whose worst pains are said to be worth more than the greatest pleasures.

    Lippincott's Magazine, August, 1885

  • "If they're the small black ones you generally treat on, I'd rather be excused," grumbled Mr. BLADAMS, involuntarily placing a hand upon his stomach, as though already paying the penalty of such bivalvular hospitality.

    Punchinello, Volume 1, No. 16, July 16, 1870

  • That was the rule immemorial, dating far back in bivalvular history.

    The old plantation : how we lived in great house and cabin before the war,

  • Cove oysters came from Baltimore, of course, in round tins; they were introduced into Canada long before the square tin boxes that now come in winter from the same bivalvular city.

    In the Midst of Alarms

  • The adductor muscles of bivalve molluscs and crustaceans are, he shows plainly, the necessary consequence of the bivalvular condition.

    Lamarck, the Founder of Evolution His Life and Work

  • This bivalvular scabbard adheres loosely to the dorsal part; but, farther on, at the tip of the abdomen and under the belly, it can no longer be detached, as its valves are welded to the abdominal wall.

    The Mason-Bees

  • Lorrimer welcomed the stranger, and, delighted at the opportunity of a bit of discussion, and still cherishing the malignant desire to injure somebody's feelings in the matter of the Common, opened a conversation by asking if Boston were really much given to bivalvular excesses.

    In a Fog

  • After the bivalvular Ccckjts found always with their valves clofed together, come we next to confider the other Bi - valves found never fo, but their valves always apart.

    The natural history of Oxford-shire : being an essay toward the natural history of England

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