Syn. To uncover; unfold; evolve; promote; project; lay open; disclose; exhibit; unravel; disentangle.
(De*vel"op) v. i.
1. To go through a process of natural evolution or growth, by successive changes from a less perfect
to a more perfect or more highly organized 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 understandMrs. Browning.
That life develops from within.
2. To become apparent gradually; as, a picture on sensitive paper develops on the application of heat; the
plans of the conspirators develop.
Developable surface (Math.), a surface described by a moving right line, and such that consecutive
positions of the generator intersect each other. Hence, the surface can be developed into a plane.
(De*vel"op*a*ble) a. Capable of being developed. J. Peile.
1. One who, or that which, develops.
2. (Photog.) A reagent by the action of which the latent image upon a photographic plate, after exposure
in the camera, or otherwise, is developed and visible.
(De*vel"op*ment) n. [Cf. F. développement.] [Written also developement.]
1. The act of developing or disclosing that which is unknown; a gradual unfolding process by which anything
is developed, as a plan or method, or an image upon a photographic plate; gradual advancement or
growth through a series of progressive changes; also, the result of developing, or a developed state.
A new development of imagination, taste, and poetry.Channing.
2. (Biol.) The series of changes which animal and vegetable organisms undergo in their passage from
the embryonic state to maturity, from a lower to a higher state of organization.
3. (Math.) (a) The act or process of changing or expanding an expression into another of equivalent
value or meaning. (b) The equivalent expression into which another has been developed.
4. (mus.) The elaboration of a theme or subject; the unfolding of a musical idea; the evolution of a whole
piece or movement from a leading theme or motive.
Development theory (Biol.), the doctrine that animals and plants possess the power of passing by
slow and successive stages from a lower to a higher state of organization, and that all the higher forms
of life now in existence were thus developed by uniform laws from lower forms, and are not the result of
special creative acts. See the Note under Darwinian.
Syn. Unfolding; disclosure; unraveling; evolution; elaboration; growth.
(De*vel`op*men"tal) a. Pertaining to, or characteristic of, the process of development; as,
the developmental power of a germ. Carpenter.
(Dev`e*nus"tate) v. t. [L. devenustatus, p. p. of devenustare to disfigure; de + venustus
lovely, graceful.] To deprive of beauty or grace. [Obs.]
(De*ver"gence De*ver"gen*cy) n. See Divergence. [Obs.]
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