noun
Linguistics term for the smallest unit of sound that distinguishes meaning. Often contrasted with 音素 (also 'phoneme'), but 音韻 is more traditional and may appear in compound terms like 音韻論 (phonology).
See also: 音素
日本語の音韻体系は比較的単純だ。
The phoneme system of Japanese is relatively simple.
noun
vocal sound; tone quality; timbre
Refers to the auditory quality or character of a voice or instrument, not a linguistic unit. Can describe the timbre, resonance, or tonal color of a sound.
彼の声は独特の音韻を持っている。
His voice has a unique timbre.
noun
initial and final (Chinese syllable structure)
Technical term in Chinese phonology referring to the initial consonant and the final (rest of the syllable). Rarely used outside academic contexts.
中国語の音韻は、声母と韻母に分けられる。
Chinese syllable structure is divided into initials and finals.