frost

/fɹɑst/noun

A thin layer of tiny ice crystals that forms on surfaces left out in cold air.

Example sentence

“The car windows were covered in frost this morning.”

Note the scale: frost is the white coating, a freeze is the cold event, and ice is the solid mass. Gardeners plan around 'the first frost' and 'the last frost'.

nature

Related words

humidHolding a noticeable amount of moisture; damp, especially describing air or weather.snowAn occasion when snow falls; a snowfall or snowstorm.droughtA long stretch of time with far less rain than normal, worse and longer than an ordinary dry spell.cloudA mass of tiny water drops floating together in the sky where it can be seen.floodA large amount of water spreading over land that is normally dry, often after heavy rain and usually causing damage.breezeA soft, mild movement of air.