also: あめつぶ
Refers to a single drop of rain. Often used in descriptive or poetic contexts.
Raindrops are hitting the window.
Large raindrops started falling.
Standard kanji spelling; the reading あまつぶ is the most common.
Alternate reading; less common but still used.
Compound of 雨 (rain) and 粒 (grain/drop). The reading あまつぶ uses the older combining form あま for 雨.