腰 椎(ようつい)

ようつい

noun

lumbar vertebrae; the lower back bones

1. lumbar vertebrae; lumbar spine

The five vertebrae of the lower back, between the chest vertebrae and the pelvis. Familiar to most people from back pain, disc problems, and compression fractures.

腰椎(ようつい)を骨折(こっせつ)した。

I fractured a lumbar vertebra.

腰椎(ようつい)ヘルニアの手術(しゅじゅつ)を受(う)けた。

I had surgery for a lumbar disc herniation.

腰(こし)の痛(いた)みが長(なが)く続(つづ)くので、腰椎(ようつい)のMRIを撮(と)ることになった。

Since the lower back pain has continued for a long time, they decided to do an MRI of my lumbar spine.

A medical term, but common in everyday conversation about back trouble because lower-back problems are so widespread.

Common collocations

腰椎(ようつい)ヘルニア: lumbar disc herniation
腰椎(ようつい)圧迫(あっぱく)骨折(こっせつ): lumbar compression fracture
腰椎(ようつい)麻酔(ますい): spinal anesthesia
腰椎(ようつい)を痛(いた)める: to injure one's lumbar spine

Similar words

頚椎(けいつい): cervical vertebrae — the neck section of the same spine
背骨(せぼね): the backbone — the everyday word for the spine as a whole
腰(こし): the lower back, hips — the ordinary word for the body region

Related Words

Compare: 頚椎(けいつい) (cervical vertebrae)

Compare: 背骨(せぼね) (the backbone)

general

Added 2026.8.5 9:20 · Revised 2026.9.2 13:02

30000/30398_youtsui