2. Prefix. Pertaining to a level above or beyond. For example, metadata is data that describes data, metalanguage is language that describes language, etc. ¹
3. Prefix. Having analogies with metaphysics ¹
4. Prefix. (pathology) Consequent on ¹
5. Prefix. (anatomy and zoology) Behind ¹
6. Prefix. (botany and zoology) Later or subsequent ¹
7. Prefix. (geology) Analogies and derivatives of metamorphism ¹
8. Prefix. (chemistry) Having fewer molecules of water than the ortho- equivalent ¹
9. Prefix. (chemistry) in isomeric benzene derivatives, having the two substituents in alternate positions; (non-gloss definition contrasted with ortho- and para-) ¹
¹ Source: wiktionary.com
Medical Definition of Meta-
1. 1. In medicine and biology, a prefix denoting the concept of after, subsequent to, behind, or hindmost. Compare: post-. 2. In chemistry, an italicised prefix denoting joint, action sharing. 3 (m-). In chemistry, an italicised prefix denoting compound formed by two substitutions in the benzene ring separated by one carbon atom, i.e., linked to the first and third, second and fourth, etc., carbon atoms of the ring. For terms beginning with meta-, or m-, see the specific name. Origin: G. After, between, over (05 Mar 2000)