hypothetical creature

1. 1.

   a creature that has not been observed but is hypothesized to exist

   Broaderimaginary being

   Narrowerextraterrestrial being

Questions about hypothetical creature

What does hypothetical creature mean?

hypothetical creature means "a creature that has not been observed but is hypothesized to exist".

Is hypothetical creature a common word?

hypothetical creature is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.