ETYM Cf. French agrément.
1. Compatibility of observations; SYN. correspondence.
2. Harmony of people's opinions or actions or characters; SYN. accord.
3. The determination of grammatical inflection on the basis of word relations; SYN. concord.
4. The statement (oral or written) of an exchange of promises; SYN. understanding.
5. The thing arranged or agreed to; SYN. arrangement.
6. The verbal act of agreeing.
In grammar, the selection of an inflectional form of a word so that the parts of a sentence agree in number, case, and gender.