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To fall off from the normal quality or the healthy structure of its kind; to become of a lower type.

has become either diminished or perverted; a substitution of a lower for a higher form of structure; as, fatty degeneration of the liver.

To degenerate; to pass from a higher to a lower type of structure; as, a family of plants or animals degrades through this or that genus or group of genera.

The act of overthrowing, pulling down, or destroying a pile or structure; destruction by violence; utter overthrow; -- opposed to construction; as, the demolition of a house, of military works, of a town, or of hopes.

Resembling in structure a tree or shrub.

Bearing teeth or toothlike structures.

The science which treats of the skin, its structure, functions, and diseases.

Pertaining to, or in relation with, both dermal and hæmal structures; as, the dermohæmal spines or ventral fin rays of fishes.

Same as Dermatoid. Dermoid cyst (Med.), a cyst containing skin, or structures connected with skin, such as hair.

Pertaining to, or in relation with, both dermal and neural structures; as, the dermoneural spines or dorsal fin rays of fishes. Owen.

to pull or tear down; to separate virulently into its constituent parts; to break up the structure and organic existence of; to demolish. But ye shall destroy their altars, break their images, and cut down their groves. Ex. xxxiv. 13.

rganized state; to advance from a simpler form of existence to one more complex either in structure or function; as, a blossom develops from a bud; the seed develops into a plant; the embryo develops into a well-formed animal; the mind develops year by year. Nor poets enough to understand That life develops from within…

A member, in a framed structure, running obliquely across a panel.

f worms parasitic in cephalopods. They are remarkable for the extreme simplicity of their structure. The embryo exists in two forms.

in being of every kind, whether organic or inorganic, to assume or produce a more complex structure or functions.

An igneous, crystalline in structure, consisting essentially of a triclinic feldspar and hornblende. It includes part of what was called greenstone.

a circular structure either in plants or animals; as, a blood disc, a germinal disc, etc. Same as Disk.

A lack of common possessions, properties, or relationship. Community of embryonic structure reveals community of descent; but dissimilarity of embryonic development does not prove discommunity of descent. Darwin.

A circular structure either in plants or animals; as, a blood disk; germinal disk, etc.

To destroy the organic structure or regular system of (a government, a society, a party, etc.); to break up (what is organized); to throw into utter disorder; to disarrange. Lyford . . . attempted to disorganize the church. Eliot (1809).