English · Body & Health
spine
/spaɪn/
[/spaɪn/]
backbone
Intermediatenoun
Definition
The line of small bones down the centre of the back; the backbone.
Example
Good posture keeps the spine straight and helps prevent long-term back pain.
Good posture keeps the spine straight and helps prevent long-term back pain.
Etymology
From Latin 'spina', meaning thorn or backbone.
How & Where It’s Used
Also names the spine of a book; 'spineless' means lacking courage.