OCCUR

occur

Verb

  1. To happen or take place.
    The liftoff will occur in exactly twelve seconds.
  2. To present or offer itself.
    I will write if the opportunity occurs.
  3. To come or be presented to the mind; to suggest itself.
  4. To be present or found.
    The chemical monofluoroacetate occurs in all parts of Dichapetalum cymosum, and is responsible for its toxic effects.


The above text is a snippet from Wiktionary: occur
and as such is available under the Creative Commons Attribution/Share-Alike License.

Need help with a clue?
Try your search in the crossword dictionary!