remarkable as in unusual or striking

• "a remarkable sight"
• "such poise is singular in one so young"

Synonyms

• singularthe form of a word that is used to denote a singleton ; unusual or striking; beyond or deviating from the usual or expected; being a single and separate person or thing; composed of one member, set, or kind ; grammatical number category referring to a single item or unit ; the single one of its kind

remarkable as in worthy of attention because interesting, significant, or unusual

• "a noteworthy fact is that her students rarely complain"
• "a noteworthy advance in cancer research"
• "a remarkable achievement"
• "a notable increase in the crime rate"

Synonyms

• noteworthyworthy of attention because interesting, significant, or unusual
• notablea celebrity who is an inspiration to others; widely known and esteemed; worthy of attention because interesting, significant, or unusual