na-adjective, noun
of noble character; of virtuous character
Rare, formal term describing a person of high moral integrity. Often used in literary or elevated contexts.
彼は品性高潔な人物として知られている。
He is known as a person of noble character.
Compound of 品性 (character, moral quality) and 高潔 (noble, pure). The exact historical derivation is uncertain, but it follows a common Sino-Japanese pattern for formal descriptive compounds.