spine
🇺🇸
/spaɪn/
🇬🇧
/spaɪn/
the line of bones in your back
A cold feeling went down my spine.
the main part that holds something together
These ideas form the spine of his plan.
courage and strength
The leader's words gave spine to the team.
sharp points on plants or animals
The cactus has sharp spines for protection.
the back edge of a book where pages are attached
The title is printed on the book's spine.