noun
rain radical (⻗)
Refers to the kanji radical ⻗ (あめかんむり) that appears at the top of characters like 雨, 雲, 雪, 雷, etc. Both あめかんむり and あまかんむり readings are used.
「雲」の部首は雨冠です。
The radical of 雲 is the rain radical.
雨冠の漢字には天気に関するものが多い。
Many kanji with the rain radical are related to weather.