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A group of bivalve mollusks destitute of siphons, as the oyster; the asiphonate mollusks.

A group of Gastropoda, with limpetlike shells, including the abalone shells and keyhole limpets.

Same as Asafetida.

One of a body of devoted Jews who opposed the Hellenistic Jews, and supported the Asmoneans.

Usually attending a disease, but not always; as, assident signs, or symptoms.

Unremitting; assiduous. [Obs.] "Assiduate labor." Fabyan.

n, particularly to some business or enterprise; diligence. I have, with much pains and assiduity, qualified myself for a nomenclator. Addison.

Constant in application or attention; devoted; attentive; unremitting. She grows more assiduous in her attendance. Addison.

Of or pertaining to the Asterioidea. -- n.

A class of Echinodermata including the true starfishes. The rays vary in number and always have ambulacral grooves below. The body is starshaped or pentagonal.

s small planets whose orbits lie between those of Mars and Jupiter; -- called also planetoids and minor planets.

Of or pertaining to an asteroid, or to the asteroids.

Resembling the astragalus in form.

With one leg on each side, as a man when on horseback; with the legs stretched wide apart; astraddle. Placed astride upon the bars of the palisade. Sir W. Scott. Glasses with horn bows sat astride on his nose. Longfellow.

Shaped like an ear of grain.

The Pleiades or seven stars, fabled to have been the daughters of Atlas.

An instrument for measuring the evaporation from water, ice, or snow. Brande & C.

A variety of the game of bridge in which the players, beginning with the dealer, bid for the privilege of naming the trump and playing with the dummy for that deal, there being heavy penalties for a player's failure to make good his bid. The score value of each trick more than six taken by the successful bidder is as f…

The trichloride of gold combination with the chloride of another metal, forming a double chloride; -- called also chloraurate.

A double cyanide of gold and some other metal or radical; -- called also cyanaurate.