The measurement and analysis of optical density in photographs, films, X-rays, and similar materials to quantify darkness or image intensity.
From densitometer + -y suffix (forming abstract nouns of fields/practices). Emerged in early 20th century photography and medical imaging fields as a formal scientific practice.
Densitometry revolutionized bone health diagnosis—doctors can now measure bone density in X-rays to diagnose osteoporosis before fractures happen, potentially saving millions from debilitating breaks.
Complete word intelligence in one call. Free tier — 50 lookups/day.