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obnubilate

[ob-noo-buh-leyt, -nyoo-]
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verb (used with object), ob·nu·bi·lat·ed, ob·nu·bi·lat·ing.
  1. to cloud over; becloud; obscure.

Origin of obnubilate

1575–85; < Latin obnūbilātus, past participle of obnūbilāre to darken, obscure, equivalent to ob- ob- + nūbilāre to become cloudy, verbal derivative of nūbilus cloudy; see nubilous
Related formsob·nu·bi·la·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for obnubilate

obnubilate

verb
  1. (tr) literary to darken or obscure

Word Origin

C16: ultimately from Latin obnūbilāre to cover with clouds, from nubes cloud
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for obnubilate

v.

1580s, from Latin obnibulatus, past participle of obnubilare "to cover with clouds or fog," from ob- (see ob-) + verb from Latin nubes "cloud" (see nuance). Related: Obnubilated; obnubilating; obnubilation.

Online Etymology Dictionary, © 2010 Douglas Harper