English · Body & Health
/kɑːst/
[/kɑːst/]
hard protective covering
A hard covering, often made of plaster, placed around a broken bone to hold it still while it heals.
His friends signed their names on the cast covering his broken arm at school.
His friends signed their names on the cast covering his broken arm at school.
From Old Norse 'kasta' meaning 'to throw'; the medical sense relates to material shaped in a mold.
Used in orthopedics; the word 'cast' has many other unrelated meanings too.