portentous

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English[edit]

Etymology[edit]

Borrowed from Latin portentōsus, from portentus; equivalent to portent +‎ -ous.

Adjective[edit]

portentous (comparative more portentous, superlative most portentous)

  1. Of momentous or ominous significance.
  2. Ominously prophetic.
  3. Puffed up with vanity.

Related terms[edit]

Translations[edit]