noun, noun which may take the genitive case particle 'no'
Scientific or formal term for the rise and fall of the sea. In everyday speech, 潮 (しお) is more common.
The ebb and flow of the tide is caused by the moon's gravitational pull.
I checked the tide table before going fishing.
tidal force; tidal power
tide table; tide chart
tidal friction
tidal power generation
Sino-Japanese compound of 潮 (chō, 'tide') and 汐 (seki, 'evening tide'). The reading ちょうせき is the standard on'yomi.