Search the Dictionary

or containing, phosphorus in a lower state of oxidation than in phosphoric compounds; as, hypophosphoric acid. Hypophosphoric acid (Chem.), an acid, P2H4O6, produced by the slow oxidation of moist phosphorus, and isolated only as a solution in water. It is regarded as a condensation product of one molecule of phosphori…

or containing, phosphorus in a lower state of oxidation than in phosphoric compounds; as, hypophosphorous acid. Hypophosphorous acid (Chem.) , an acid, H3PO2, whose salts are produced by the action of barium hygrate on phosphorus. It may be obtained from its water solution, by exaporation and freezing, as a white cryst…

Being or growing on the under side of a leaf, as the fruit dots of ferns.

Of or pertaining to the hypophysis; pituitary.

See Pituitary body, under Pituitary.

The third lateral plate in the plastron of turtles; -- called also hyposternum.

An accessory plume arising from the posterior side of the stem of the contour feathers of many birds; -- called also aftershaft. See Illust. of Feather.

One of the barbs of the hypoptilum, or aftershaft of a feather. See Feather.

The stem of an aftershaft or hypoptilum. [Written also hyporachis.]

Beneath the endoskeleton; hypaxial; as, the hyposkeletal muscles; -- opposed to episkeletal.

A deformity of the penis, in which the urethra opens upon its under surface.

That which forms the basis of anything; underlying principle; a concept or mental entity conceived or treated as an existing being or thing.

To make into a distinct substance; to conceive or treat as an existing being; to hypostatize. [R.] The pressed Newtonians . . . refused to hypostasize the law of gravitation into an ether. Coleridge.

Relating to hypostasis, or substance; hence, constitutive, or elementary. The grand doctrine of the chymists, touching their three hypostatical principles. Boyle.

In a hypostatic manner.

or regarded as, a separate and distinct substance. Looked upon both species and genera as hypostatized universals. Pop. Sci. Monthly.

See Hypoplastron.

The lower lip of trilobites, crustaceans, etc.

The act of a patient turning himself.

Resting upon columns; constructed by means of columns; -- especially applied to the great hall at Karnak.