Describes signals, light, sound, strength, or hope that is barely perceptible or very weak. Often used in technical or descriptive contexts.
After the earthquake, faint tremors continued.
This radio picks up even weak signals.
微弱 describes something faint or feeble in strength, contrasting with the striking intensity of 強烈.
Compound of 微 (bi, 'minute, slight') and 弱 (jaku, 'weak'). The reading is on'yomi, and the word is a Sino-Japanese compound.