What is the Latin word for density?

The usual Latin words for “density” are soliditās, dēnsitās, spissĭtas. The right choice depends on the sense; see the distinctions below.

English → Latin

“density” in Latin

soliditāssolidity; the whole (as opposed to a share)dēnsitāsthickness; density; abundance spissĭtascompactness

The English word density itself goes back to Latin dēnsus, through densitas.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

density

soliditas; densitas; spissitas: density of the air, densitas aeris: [☞ SYN. of adjectives under DENSE.]

Stupidity; Vid: DENT, Vid: INDENT.

Quick answer

What is the Latin word for density?: The usual Latin words for “density” are soliditās, dēnsitās, spissĭtas. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.