1
- a strip of rigid material used for supporting and immobilizing a broken bone when it has been set（断骨接上后用以固定其位置的）夹板：
she had to wear splints on her legs.
她得在腿部上夹板。
2
- a long, thin strip of wood used to light a fire（用以点火的）细木梗。
2.1
- a rigid or flexible strip, especially of wood, used in basketwork（编结篮子用的）薄木条。
3
- a bony enlargement on the inside of a horse's leg, on the splint bone（马的）掌骨疣。
4
- S. African a fragment of diamond〈南非〉钻石碎片。
with obj.
- secure (a broken limb) with a splint or splints用夹板固定（断肢）：
his leg was splinted.
他的断腿已用夹板固定住了。
词源
Middle English （in sense 2; also denoting a section of armour）： from Middle Dutch, Middle Low German splinte 'metal plate or pin'; related to SPLINTER.