Sol"id (?), a. [L. solidus, probably akin to sollus whole, entire, Gr. : cf. F. solide. Cf. Consolidate,Soda, Solder, Soldier, Solemn.]
Having the constituent parts so compact, or so firmly adhering, as to resist the impression or penetration of other bodies; having a fixed form; hard; firm; compact; -- opposed to fluid and liquid or to plastic, like clay, or to incompact, like sand.
Not hollow; full of matter; as, a solid globe or cone, as distinguished from a hollow one; not spongy; dense; hence, sometimes, heavy.
Having all the geometrical dimensions; cubic; as, a solid foot contains 1,728 solid inches.
In this sense, cubics now generally used.
Firm; compact; strong; stable; unyielding; as, a solid pier; a solid pile; a solid wall.
Applied to a compound word whose parts are closely united and form an unbroken word; -- opposed to hyphened.
<-- unhyphenated, ligated? fused? -->
Fig.: Worthy of credit, trust, or esteem; substantial, as opposed to frivolous or fallacious; weighty; firm; strong; valid; just; genuine.
The solid purpose of a sincere and virtuous answer.
These, wanting wit, affect gravity, and go by the name of solid men.
The genius of the Italians wrought by solid toil what the myth-making imagination of the Germans had projected in a poem.
J. A. Symonds.
Sound; not weakly; as, a solid constitution of body.
Of a fleshy, uniform, undivided substance, as a bulb or root; not spongy or hollow within, as a stem.
Impenetrable; resisting or excluding any other material particle or atom from any given portion of space; -- applied to the supposed ultimate particles of matter.
Not having the lines separated by leads; not open.
United; without division; unanimous; as, the delegation is solid for a candidate.
[Polit. Cant. U.S.]
Solid angle. Geom. See under Angle. -- Solid color, an even color; one not shaded or variegated. -- Solid green. See Emerald green (a), under Green. -- Solid measure Arith., a measure for volumes, in which the units are each a cube of fixed linear magnitude, as a cubic foot, yard, or the like; thus, a foot, in solid measure, or a solid foot, contains 1,728 solid inches. -- Solid newel Arch., a newel into which the ends of winding stairs are built, in distinction from a hollow newel. See under Hollow, a. -- Solid problem Geom., a problem which can be construed geometrically, only by the intersection of a circle and a conic section or of two conic sections. Hutton. -- Solid square Mil., a square body or troops in which the ranks and files are equal.
Syn. -- Hard; firm; compact; strong; substantial; stable; sound; real; valid; true; just; weighty; profound; grave; important. -- Solid, Hard. These words both relate to the internal constitution of bodies; but hardnotes a more impenetrable nature or a firmer adherence of the component parts than solid. Hard is opposed to soft, and solid to fluid, liquid, open, or hollow. Wood is usually solid; but some kinds of wood are hard, and others are soft.
Repose you there; while I [return] to this hard house,
More harder than the stones whereof 't is raised.
I hear his thundering voice resound,
And trampling feet than shake the solid ground.
© Webster 1913.
A substance that is held in a fixed form by cohesion among its particles; a substance not fluid.
A magnitude which has length, breadth, and thickness; a part of space bounded on all sides.
Solid of revolution. Geom. See Revolution, n., 5.
© Webster 1913.