1. Of or relating to metaphysics.
2. Based on speculative or abstract reasoning.
3. Highly abstract or theoretical; abstruse.
4. 1. Immaterial; incorporeal. See synonyms at immaterial.
   2. Supernatural.
5. often Metaphysical Of or relating to the poetry of a group of 17th-century English poets whose verse is characterized by an intellectually challenging style and extended metaphors comparing very dissimilar things.

[Middle English metaphisicalle, from Medieval Latin metaphysicālis, from metaphysica, metaphysics. See metaphysics.]

The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.