agreement

1. (countable) An understanding between entities to follow a specific course of conduct.Examples: "to enter an agreement"; "The UK and US negotiators were nearing agreement."; "He nodded his agreement."Synonyms: concordcountable

2. (uncountable) A state whereby several parties share a view or opinion; the state of not contradicting one another.Examples: "The results of my experiment are in agreement with those of Michelson and with the law of General Relativity."Synonyms: congenialityuncountable

3. (uncountable, law) A legally binding contract enforceable in a court of law.Synonyms: settlementuncountable

4. (uncountable, linguistics, grammar) Rules that exist in many languages that force some parts of a sentence to be used or inflected differently depending on certain attributes of other parts.Examples: "Having clarified what we mean by ‘Personʼ and ‘Numberʼ, we can now return to our earlier observation that a finite I is inflected not only for Tense, but also for Agreement. More particularly, I inflects for Person and Number, and must ‘agreeʼ with its Subject, in the sense that the Person/Number features of I must match those of the Subject."Synonyms: concord, concordanceuncountable

5. (obsolete, chiefly in the plural) An agreeable quality.Examples: "Her nymph-like features such agreements have / That I could venture with her to the grave [...]."Synonyms: amenity, pleasantness, nicenesscountablein-pluralobsoleteuncountable