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1. The act of recognizing or condition of being recognized.
2. An awareness that something perceived has been perceived before.
3. An acceptance as true or valid, as of a claim: a recognition of their civil rights.
4. Attention or favorable notice: She received recognition for her many achievements.
5. Official acceptance of the national status of a new government by another nation.
6. Biology The ability of one molecule to attach itself to another molecule having a complementary shape, as in enzyme-substrate and antibody-antigen interactions.
[Middle English recognicion, knowledge of an event, from Old French recognition, from Latin recognitiō, recognitiōn-, act of recognizing, from recognitus, past participle of recognōscere, to recognize; see recognize.]
re·cog′ni·to′ry (rĭ-kŏg′nĭ-tôr′ē), re·cog′ni·tive (-tĭv) adj.