水面 (suimen) Japanese meaning: water's surface | KotomoraThe moonlight is reflected on the water's surface.
When I threw a pebble, ripples spread across the water's surface.
Usage patterns
〈物〉が水面に浮かぶfor something to float on the water's surface
Fallen leaves were quietly floating on the water's surface.
水面に〈物〉が映るfor something to be reflected on the water's surface
The moonlight was beautifully reflected on the water's surface.
水面が波立つfor the water's surface to ripple or become choppy
The wind picked up and the water's surface began to ripple.
水面を切るto skim or cut across the water's surface
The motorboat sped forward, cutting across the water's surface.
N1
水面 refers to the surface of the water, while 水中 refers to the space below that surface.
water table; groundwater level