noun
current of water; drop of water
Literary or poetic term for a flowing stream or a single drop of water. Not used in everyday conversation.
一水の流れを見つめながら、彼は物思いにふけった。
Gazing at the flow of the stream, he was lost in thought.
一水の滴が岩を穿つ。
A single drop of water can wear away stone.