irradiancyn.
/ɪˈreɪdɪənsi/ The quality or fact of being irradiant.
ΘΚΠ
the world > matter > light > [noun] > ray or beam > emission of
beaming1398
radiationa1500
radiancea1593
radiancy1595
irradiation1599
eradiation1633
irradiancy1646
actinobolism1654
radiature1663
effulgence1667
irradiance1667
circumradiancy1673
diradiation1706
beaminess1741
raying1787
rayonnance1848
radiate1889
1646 Sir T. Browne Pseudodoxia Epidemica ii. i. 55 As for irradiancy or sparkling which is found in many gems it is not discoverable in this. View more context for this quotation
1830 Fraser's Mag. 1 218 Mark..the benign irradiancy of his eyes.
1883 P. Schaff et al. Relig. Encycl. II. 1658 That luminous irradiancy which was supposed to emanate and surround a divine being.
This entry has not yet been fully updated (first published 1900; most recently modified version published online March 2018).
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n.1646