Sŏl'ĭd-ness, n.
n. 1. The quality of being solid; firmness; compactness; solidity, as of material bodies.
Sense 2. Soundness; strength; truth; validity, as of arguments, reasons, principles, and the like.
n. 1. The quality of being solid; firmness; compactness; solidity, as of material bodies.
Sense 2. Soundness; strength; truth; validity, as of arguments, reasons, principles, and the like.