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a. The periodic variation in the surface level of the oceans and of bays, gulfs, inlets, and estuaries, caused by gravitational attraction of the moon and sun.
b. A specific occurrence of such a variation: awaiting the next high tide.
c. Flood tide.
2. Tidal force.
a. Something that increases, decreases, or fluctuates like the waters of the tide: a rising tide of skepticism; the shifting tide of the battle.
b. A large amount or number moving or occurring in a mass: an incoming tide of immigrants; a tide of angry letters.
c. A surge of emotion: felt an irresistible tide of sympathy for the defendant. See Synonyms at flow.
4. A time or season. Often used in combination: eventide; Christmastide; Shrovetide.
5. A favorable occasion; an opportunity.
v. tid·ed, tid·ing, tides
1. To rise and fall like the tide.
2. Nautical To drift or ride with the tide: tided off the reef; tiding up the Hudson.
To carry along with the tide.
To support through a difficult period: I asked for $100 to tide me over till payday.
intr.v. tid·ed, tid·ing, tides Archaic
To betide; befall.
- river estuary - The mouth of a river that is influenced by the tides.
- ebb - Suggests the receding of something (e.g. tides) that commonly comes and goes.
- riptide - Is actually a current, not a tide.
- canonical hours - The seven canonical hours of the church were called tides, and tide—from an Indo-European root meaning "to divide"—is used with other words to denote a definite interval of time: noontide, Eastertide, eventide, summertide, etc.
The regular rise and fall of sea level mainly due to the Moon’s gravitational pull on the Earth.