1. Adjective.  (mathematics) Pertaining to addition; that can be, or has been, added.
  2. Adjective.  (mathematics, of a function, etc.) Distributive over addition.
  3. Adjective.  (algebra) Having addition as an operator. .
  4. Adjective.  (chemistry) Pertaining to chemical addition.
  5. Adjective.  (genetics) Describing genes (or the interaction etc. of such genes) which govern the same trait and whose effects work together on the phenotype.
  6. Noun.  A substance added to another substance or product for its ability to alter its properties.

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This entry was last updated on RefTopia from its source on 3/20/2012.