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ely of sand; of the nature of sand; easily disintegrating into sand; friable; as, arenaceous limestone.

Sandy; as, arenarious soil.

Full of fine sand; like sand. [Obs.]

The highest judicial court at Athens. Its sessions were held on Mars' Hill. Hence, any high court or tribunal

Producing or containing silver; as, argentiferous lead ore or veins.

compounds in which silver has a higher proportion than in argentic compounds; as, argentous chloride.

Of the nature of clay; consisting of, or containing, argil or clay; clayey. Argillaceous sandstone (Geol.), a sandstone containing much clay. -- Argillaceous iron ore, the clay ironstone. -- Argillaceous schist or state. See Argillite.

Producing clay; -- applied to such earths as abound with argil. Kirwan.

Consisting of, or containing, clay and sand, as a soil.

Consisting of, or containing, clay and calcareous earth.

Containing clay and iron.

Argillaceous; clayey. Sir T. Browne.

A genus of copepod Crustacea, parasitic of fishes; a fish louse. See Branchiura.

A fabulous being of antiquity, said to have had a hundred eyes, who has placed by Juno to guard Io. His eyes were transplanted to the peacock's tail.

A species of shell (Cypræa argus), beautifully variegated with spots resembling those in a peacock's tail.

Extremely observant; watchful; sharp-sighted.

See Arrhizal, Arrhizous, Arrhythmic, Arrhythmous.

A exterior covering, forming a false coat or appendage to a seed, as the loose, transparent bag inclosing the seed or the white water lily. The mace of the nutmeg is also an aril. Gray.

Bearing arms or weapons. [R.]

Bearing arms. [R.] They belonged to the armigerous part of the population, and were entitled to write themselves Esquire. De Quincey.