1
to break (into pieces);to smash;to crush;to shatter;to grind (into powder);to pound
ピックは硬い地表を砕くために用いられる長い取っ手の道具だ。
A pick is a long handled tool used for breaking up hard ground surfaces.
2
to shatter (someone's hopes, confidence, etc.);to crush;to frustrate
彼の希望は無残に砕かれた。
His hopes were shattered.
3
to simplify;to make easy to understand
Other forms
摧く 【くだく】 (rarely used kanji form)