adopt (Verb) — Choose and follow; as of theories, ideas, policies, strategies or plans. ex. "She adopted the feminist movement"
adopt (Verb) — Take up and practice as one's own.
adopt (Verb) — Take on titles, offices, duties, responsibilities. ex. "When will the new President adopt office?"
adopt (Verb) — Take on a certain form, attribute, or aspect. ex. "he adopted an air of superiority"
adopt (Verb) — Take into one's family. ex. "They adopted two children from Nicaragua"
adopt (Verb) — Put into dramatic form. ex. "adopt a book for a screenplay"
adopt (Verb) — Take up the cause, ideology, practice, method, of someone and use it as one's own. ex. "They adopted the Jewish faith"