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A precipitation product, such as rain, snow, fog, or clouds, formed from the condensation of water vapor in the atmosphere.
(Physical Geography) any weather condition produced by water or water vapour in the atmosphere, such as rain, snow, or cloud
hy•dro•me•te•or(ˌhaɪ drəˈmi ti ər, -ˌɔr)
liquid water or ice in the atmosphere in various forms, as rain, ice crystals, hail, fog, or clouds.