Plural of accordances; instances of agreement or harmony between things.
From accord plus -ance (a suffix forming nouns from verbs, meaning 'the act or state of'). The plural form accordances refers to multiple instances of agreement or conformity.
Legal documents love this word—'in accordances with the law' appears constantly in official writing because it sounds formal and precise. It's basically a fancy way to say 'agreements' that makes lawyers happy.
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