i-adjective
novel; new to one's ears; unfamiliar
Describes information or a story that one hears for the first time and finds fresh or surprising. Often used in the negative form 耳新しくない to mean 'not new' or 'already heard'.
その話は私には耳新しいものだった。
That story was novel to me.
彼の提案は
His proposal contained many novel ideas.