noun, noun which may take the genitive case particle 'no'
ebb and flow; tidal rise and fall
Refers to the cyclical rising and falling of the tide. Often used in compound expressions like 干満の差 (tidal range).
On coasts with a large tidal range, you can enjoy clam digging.
月の引力が干満を引き起こす。
The moon's gravity causes the ebb and flow of the tides.
This bay has a large tidal range.
The sea repeats its ebb and flow several times a day.