- having three dimensions (length, breadth, and thickness), as a geometrical body or figure.
- of or relating to bodies or figures of three dimensions.
- having the interior completely filled up, free from cavities, or not hollow: a solid piece of chocolate.
- without openings or breaks: a solid wall.
- firm, hard, or compact in substance: solid ground.
- having relative firmness, coherence of particles, or persistence of form, as matter that is not liquid or gaseous: solid particles suspended in a liquid.
- pertaining to such matter: Water in a solid state is ice.
- dense, thick, or heavy in nature or appearance: solid masses of cloud.
- not flimsy, slight, or light, as buildings, furniture, fabrics, or food; substantial.
- of a substantial character; not superficial, trifling, or frivolous: a solid work of scientific scholarship.
- without separation or division; continuous: a solid row of buildings.
- whole or entire: one solid hour.
- forming the whole; consisting entirely of one substance or material: solid gold.
- uniform in tone or shades, as a color: a solid blue dress.
- real or genuine: solid comfort.
- sound or reliable, as reasons or arguments: solid facts.
- sober-minded; fully reliable or sensible: a solid citizen.
- financially sound or strong: Our company is solid.
- cubic: A solid foot contains 1,728 solid inches.
- written without a hyphen, as a compound word.
- having the lines not separated by leads, or having few open spaces, as type or printing.
- thorough, vigorous, great, big, etc. (with emphatic force, often after good): a good solid blow.
- firmly united or consolidated: a solid combination.
- united or unanimous in opinion, policy, etc.
- on a friendly, favorable, or advantageous footing (often preceded by in): He was in solid with her parents.
- excellent, especially musically.
- a body or object having three dimensions (length, breadth, and thickness).
- a solid substance or body; a substance exhibiting rigidity.
- to help out, be supportive, or do a favor for: Do him a solid and second his nomination.
- of, concerned with, or being a substance in a physical state in which it resists changes in size and shape
- consisting of matter all through
- of the same substance all through
- sound; proved or provable
- reliable or sensible; upstanding
- firm, strong, compact, or substantial
- (of a meal or food) substantial
- without interruption or respite; continuous
- financially sound or solvent
- strongly linked or consolidated
- having or relating to three dimensions
- (of a word composed of two or more other words or elements) written or printed as a single word without a hyphen
- with no space or leads between lines of type
- unanimously in favour of
- (of a writer, work, performance, etc) adequate; sensible
- of or having a single uniform colour or tone
- excessive; unreasonably strict
- geometry
- a closed surface in three-dimensional space
- such a surface together with the volume enclosed by it
- a solid substance, such as wood, iron, or diamond
- solid food, as opposed to liquid
