#1
spine n. [
spinal column, vertebral column, backbone, back, rachis] the series of vertebrae forming the axis of the skeleton and protecting the spinal cord; "the fall broke his back"
. wn #2
spine n. [
spur, acantha] any sharply pointed projection
. wn #3
spine n. [
thorn, prickle, pricker, sticker, spikelet] a small sharp-pointed tip resembling a spike on a stem or leaf
. wn #4
spine n. [
backbone] 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"
. wn #5
spine n. a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin
. wn