also: ちょうろ
noun
morning dew
Refers to dew that forms in the early morning. Often used in poetic or literary contexts, but also in everyday description of nature.
朝露に濡れた草の上を歩いた。
I walked on the grass wet with morning dew.
朝露が蜘蛛の巣に光っていた。
Morning dew glistened on the spider web.
露 is the general word for 'dew', while 朝露 specifically means 'morning dew'.
Compound of 朝 (あさ, 'morning') and 露 (つゆ, 'dew'). The reading ちょうろ is the on'yomi version, used mainly in classical or literary contexts.