English
reflectography
From reflect + -o- + -graphy.
Today it means
noun An infrared technique used by art historians to detect layers beneath the top surface of a painting and thus determine whether it is an original.
Sources
Sources: Wiktionary, “reflectography”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / reflectography