| meta- or (sometimes before a vowel) met- | |
| —prefix | |
| 1. | indicating change, alteration, or alternation: metabolism; metamorphosis |
| 2. | See also metatheory (of an academic discipline, esp philosophy) concerned with the concepts and results of the named discipline: metamathematics; meta-ethics |
| 3. | occurring or situated behind or after: metaphase |
| 4. | (often in italics) ortho- Compare para- m- denoting that an organic compound contains a benzene ring with substituents in the 1,3-positions: metadinitrobenzene; meta |
| 5. | denoting an isomer, polymer, or compound related to a specified compound (often differing from similar compounds that are prefixed by para-): metaldehyde |
| 6. | Compare ortho- denoting an oxyacid that is a lower hydrated form of the anhydride or a salt of such an acid: metaphosphoric acid |
| [Greek, from meta with, after, between, among. Compare Old English mid, mith with, Old Norse meth with, between] | |
| met- or (sometimes before a vowel) met- | |
| —prefix | |
| [Greek, from meta with, after, between, among. Compare Old English mid, mith with, Old Norse meth with, between] | |
| a scrap or morsel of food left at a meal. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
meta- or met-
pref.
Later in time: metestrus.
At a later stage of development: metanephros.
Situated behind: metacarpus.
Change; transformation: metachromatism.
Alternation: metagenesis.
Beyond; transcending; more comprehensive: metapsychology.
At a higher state of development: metazoan.
Having undergone metamorphosis: metamyelocyte.
Derivative or related chemical substance: metaprotein.
Abbr. m- Of or relating to one of three possible isomers of a benzene ring with two attached chemical groups, in which the carbon atoms with attached groups are separated by one unsubstituted carbon atom. Usually used in italic: meta-dibromobenzene.