Definition of reflectogram in English:

reflectogram

(also reflectogramme)

noun

  • 1A record produced by a reflectometer; a graphical representation of the manner in which sound or ultrasound, light, or other radiation is reflected from a surface.

  • 2An image produced by reflectography, especially to reveal the drawing lines beneath a painting. Usually in "infrared reflectogram".

Origin

1920s; earliest use found in Mineralogical Abstracts. From reflect + -o- + -gram, originally after German Reflektogramm.

Pronunciation

reflectogram

/rɪˈflɛktəɡram/