楔けつ状じょう骨こつ

noun

cuneiform bones

Only with reading けつじょうこつ

Anatomical term for the three wedge-shaped bones in the foot (medial, intermediate, lateral cuneiform). The reading けつじょうこつ is standard.

• 足あしの楔けつ状じょう骨こつは、舟しゅう状じょう骨こつと中ちゅう足そっ骨こつの間あいだに位い置ちする。

  The cuneiform bones of the foot are located between the navicular bone and the metatarsals.

noun

sphenoid bone

Rare anatomical usage for the sphenoid bone of the skull. The standard modern term is 蝶形骨 (ちょうけいこつ). This sense is mostly encountered in older or alternative medical texts.

See also: 蝶形骨

• 古ふるい解かい剖ぼう学がく書しょでは、蝶ちょう形けい骨こつを楔けつ状じょう骨こつと呼よぶことがある。

  In older anatomy books, the sphenoid bone is sometimes called 楔状骨.