Definition of "indefinably" [in•de•fin•a•bly]

• In an indefinable manner (adverb)

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• "I breathed in, and oddly enough I could smell skin—warm, vibrant, indefinably male skin."
• "The Panama hat did not hide the grey hair, and though indefinably hinting of shrunkenness, the broad shoulders were still broad and erect."
• "Dangerously beautiful yet indefinably needy, Hailey seemed to take all the risks Abigail avoided."