Last Updated
：2025/11/21
hard freeze
Noun
Japanese Meaning
気象学において、季節植物を破壊し、停滞する水面や固い地面に氷が形成されるほどに、長時間かつ厳しい凍結現象（例：米国では27°F（-3°C）がその目安とされる）。
（ plural ）
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(meteorology) A freeze sufficiently long and severe to destroy seasonal vegetation and lead to ice formation in standing water and hard ground. 27°F (-3°C) is considered a threshold in the US.
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hard freeze
The unexpected hard freeze last night killed the tender garden plants and left a thin layer of ice on the lawn.
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The unexpected hard freeze last night killed the tender garden plants and left a thin layer of ice on the lawn.
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