SPINE
spine
(noun) a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin
spine, backbone
(noun) the part of a book’s cover that encloses the inner side of the book’s pages and that faces outward when the book is shelved; “the title and author were printed on the spine of the book”
spine, thorn, prickle, pricker, sticker, spikelet
(noun) a small sharp-pointed tip resembling a spike on a stem or leaf
spur, spine, acantha
(noun) any sharply pointed projection
Source: WordNet® 3.1
Etymology
Noun
spine (plural spines)
The series of bones situated at the back from the head to the pelvis of a person, or from the head to the tail of an animal; backbone, vertebral column.
Something resembling a backbone, such as a ridge, or a long, central structure from which other structures radiate.
A pointed, fairly rigid protuberance or needle-like structure on an animal, shell, or plant.
The heartwood of trees.
(figurative) Courage or assertiveness.
The stiffness of an arrow.
Synonyms
• (sharp protuberance from a living thing): needle; quill (on animals); spike (rigid); virgula (obsolete)
Anagrams
• Espin, Pines, Snipe, epsin, penis, pines, snipe
Source: Wiktionary
Spine, n. Etym: [L. spina thorn, the spine; akin to spica a point:
cf. OF. espine, F. Ă©pine. Cf. Spike, Spinet a musical instrument,
Spinny.]
1. (Bot.)
Definition: A sharp appendage to any of a plant; a thorn.
2. (Zoöl.)
(a) A rigid and sharp projection upon any part of an animal.
(b) One of the rigid and undivided fin rays of a fish.
3. (Anat.)
Definition: The backbone, or spinal column, of an animal; -- so called from
the projecting processes upon the vertebræ.
4. Anything resembling the spine or backbone; a ridge.
Source: Webster’s Unabridged Dictionary 1913 Edition