Etymograph

English

hypodensity

From hypo- + density.

Formed from hypo- + density

Proto-Indo-European *upó ‘under, below’

Ancient Greek ὑπό ‘under’

English hypo-

Middle French densité

English density

Today it means

noun An area of an X-ray image that is less dense than normal, or than the surrounding areas

Language periods are conventional ranges, not dates for this word.

Etymograph / hypodensity