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portentous

[ pawr-ten-tuhs, pohr- ]
/ pɔrˈtɛn təs, poʊr- /
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adjective
of the nature of a portent; momentous.
ominously significant or indicative: a portentous defeat.
marvelous; amazing; prodigious.
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Origin of portentous

From the Latin word portentōsus, dating back to 1530–40. See portent, -ous

synonym study for portentous

1, 2. See ominous.

OTHER WORDS FROM portentous

WORDS THAT MAY BE CONFUSED WITH portentous

portentous , pretentious
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022

How to use portentous in a sentence

British Dictionary definitions for portentous

portentous
/ (pɔːˈtɛntəs) /

adjective
of momentous or ominous significance
miraculous, amazing, or awe-inspiring; prodigious
self-important or pompous

Derived forms of portentous

portentously, adverbportentousness, noun
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
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