Meaning

noun the process of making a radiograph; producing an image on a radiosensitive surface by radiation other than visible light

noun photography that uses other kinds of radiation than visible light

originEtymology tree Latin radiusder. English radio- Proto-Indo-European *gerbʰ- Proto-Hellenic *grə́pʰō Ancient Greek γρᾰ́φω (grắphō) Ancient Greek -ᾱ (-ā) Ancient Greek -η (-ē) Ancient Greek γραφή (graphḗ) Ancient Greek -γραφίᾱ (-graphíā)bor. French -graphieder. English -graphy English radiography From radio- + -graphy.

Etymology from Wiktionary, CC BY-SA 3.0