The state or quality of being solid. / Moral firmness; validity; truth; certainty. / (geometry) The solid contents of a body; volume; amount of enclosed space.

comparative form of solid: more solid

Misspelling of soldier.

(obsolete) To make solid or firm; to solidify.

(chemistry) A substance in the fundamental state of matter that retains its size and shape without need of a container (as opposed to a liquid or gas).

(of an object or substance) That can be picked up or held, having a texture, and usually firm. Unlike a liquid, gas or plasma. / Large in size, quantity, or value.

Solidly. / (not comparable, typography) Without spaces or hyphens.

plural of solid

The state or quality of being solid.

(medicine, obsolete) The doctrine that the solid parts of the body are the only parts that have vital properties and are susceptible to disease