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Medical Term:

meta-

Pronunciation: met'a

Definition:

  1. chemistry prefix denoting joint, action sharing.
  2. chemistry prefix denoting a compound formed by two substitutions in the benzene ring separated by one carbon atom, linked to the first and third, second and fourth., carbon atoms of the ring. For terms beginning with meta- or m-, see the specific name.

[G. after, between, over]

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