transilluminationn.
/ˌtranzᵻˌl(j)uːmᵻˈneɪʃn/, /ˌtrɑːnzᵻˌl(j)uːmᵻˈneɪʃn/, /ˌtransᵻˌl(j)uːmᵻˈneɪʃn/, /ˌtrɑːnsᵻˌl(j)uːmᵻˈneɪʃn/, U.S. /ˌtrænzəˌluməˈneɪʃ(ə)n/, /ˌtræn(t)səˌluməˈneɪʃ(ə)n/ The action or process of passing light through something, esp. as a method of medical or scientific investigation.
ΘΚΠ
the world > health and disease > healing > diagnosis or prognosis > examination > [noun] > passing light through organ
transillumination1889
1889 F. Semon in Trans. Odontol. Soc. 1889–90 (1890) 22 27 Heryng has..with certainty diagnosed empyema of the antrum by electric transillumination (if I may coin that word) of the face.
1911 Washington Med. Ann. 9 429 We have other new instruments, as those for fundoscopy, diaphanoscopy or transillumination.
1969 Science 24 Oct. 517/2 Death was determined by transillumination of the eggs.
1991 Sci. Amer. Oct. 18/1 Transillumination, a technique sometimes used in breast examinations, involves simply shining a light through the soft tissue and looking for a shadow.
2012 H. G. M. Edwards & P. Vandenabeele Analyt. Archaeometry xiii. 369 A light source placed behind a painting allows the observation of differences in density or transparency of the materials (observation by transillumination).
This entry has been updated (OED Third Edition, March 2019; most recently modified version published online March 2022).
<
n.1889- french defence
- french disease
- french door
- french drain
- french dressing
- french duck
- french eaves
- french elaterium
- french english
- french enlightenment
- french euchre
- french evil
- french fact
- french fake
- french fancy
- french fare
- french flageolet
- french fly
- french flyers
- french foreign legion
- french fox
- french fried potatoes
- french frieds
- french fries
- french furlough