disastrous

The definition of disastrous is something that is very harmful or damaging.

(adjective)

An example of something disastrous is a tornado that destroys many homes.

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See disastrous in Webster's New World College Dictionary

adjective

of the nature of a disaster; causing great harm, damage, etc.; calamitous

Origin: Fr désastreux

Related Forms:

See disastrous in American Heritage Dictionary 4

adjective
  1. Accompanied by or causing distress or disaster; calamitous.
  2. Extremely bad; terrible: a disastrous report card.

Related Forms:

  • dis·asˈtrous·ly adverb
  • dis·asˈtrous·ness noun

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