
1) Animal hair 2) Back 3) Back of a bound book 4) Back of the book 5) Backbone 6) Ballsiness 7) Book and body part 8) Book back 9) Book backbone 10) Book binding 11) Book or body part 12) Book part 13) Book title location 14) Bookbinding piece 15) Cactus bristle 16) Cactus needle 17) Central axis 18) Chiropractic concentration
Found on
https://www.crosswordclues.com/clue/spine

1) Back 2) Backbone 3) Beam 4) Courage 5) Feather 6) Glochid 7) Glochidium 8) Hair 9) Notochord 10) Point 11) Pricker 12) Prickle 13) Quill 14) Sticker 15) Thorn 16) Vertebral column
Found on
https://www.crosswordclues.com/clue/spine

- any pointed projection
- a sharp-pointed tip on a stem or leaf
- a sharp rigid animal process or appendage; as a porcupine quill or a ridge on a bone or a ray of a fish fin
Found on

a sharp projecting point; an unjointed support in the anterior portions of the dorsal and anal fins
Found on
http://australianmuseum.net.au/Glossary-of-fish-terms

a stiff, sharp, pointed structure, formed by modification of a plant organ. adj. spinose
Found on
http://florabase.dpaw.wa.gov.au/help/glossary

• (n.) One of the rigid and undivided fin rays of a fish. • (n.) The backbone, or spinal column, of an animal; -- so called from the projecting processes upon the vertebrae. • (n.) A rigid and sharp projection upon any part of an animal. • (n.) A sharp appendage to any of a plant; a thorn. • (n.) Anything resembling the spi...
Found on
http://thinkexist.com/dictionary/meaning/spine/

A sharp pointed projection.
Found on
http://txmarspecies.tamug.edu/crustglossary.cfm

(from the article `angiosperm`) Stipules often develop before the rest of the leaf; they protect the young blade and then are often shed when the leaf matures. Spines are also ... Cacti can be distinguished from all other succulent plants by the presence of spines in areoles, small cushions that develop from an axillary bud of ... [2...
Found on
http://www.britannica.com/eb/a-z/s/141

a sharp-pointed rigid structure, usually a highly modified leaf or stipule
Found on
http://www.calflora.net/botanicalnames/botanicalterms.html

A multicellular, thorn like process or outgrowth of the integument not separated from it by a joint.
Found on
http://www.earthlife.net/insects/glossary.html

A stiff, sharp-pointed structure, formed by modification of a plant organ, for example a lateral branch or a stipule. ... (09 Oct 1997) ...
Found on
http://www.encyclo.co.uk/local/20973

(spīn) a thornlike process or projection; called also acantha and spina. vertebral column.
Found on
http://www.encyclo.co.uk/local/21001

A measurement of bow stiffness
Found on
http://www.encyclo.co.uk/local/21056

a sharp-pointed rigid structure, usually a highly modified leaf or stipule
Found on
http://www.encyclo.co.uk/local/21767

A single, median supporting element of a fin, usually stiff. Distinguished from a ray in that it is single, median, never branched or jointed.
Found on
http://www.encyclo.co.uk/local/21804

A stiff, sharp projection on an animal; another word for quill.
Found on
http://www.encyclo.co.uk/local/22217

a column in the body consisting of 33 vertebrae.
Found on
http://www.encyclo.co.uk/local/22248
Spine noun [ Latin
spina thorn, the spine; akin to
spica a point: confer Old French
espine , French
épine . Confer
Spike ,
Spinet a musical instrument,
Spinny .]
1. (Botany) A sharp appendage to any of a plant; a thorn.
2. ...Found on
http://www.encyclo.co.uk/webster/S/164

A strong and sharp-pointed woody body mostly arising from the wood of the stem.
Found on
http://www.gardenology.org/wiki/Glossary_of_Gardening_Terms

A multicellular, thorn-like process or outgrowth of the integument not separated from it by a joint.
Found on
http://www.geog.ubc.ca/biodiversity/efauna/InsectGlossary.html

a sharp projecting point; an unjointed support in the anterior portions of the dorsal and anal fins
Found on
http://www.translationdirectory.com/glossaries/glossary302.php

A thick, stiff hair or bristle.
Found on
http://www.xs4all.nl/~ednieuw/Spiders/Spiderglossary.htm
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
Found on
https://www.encyclo.co.uk/local/20974

A snow-sculpted jump with 2 transitional walls coming together to form a spine.
Found on
https://www.rei.com/learn/expert-advice/snowboarding-glossary.html

A snow sculpted jump with two transitional walls coming together to form a spine. A rider may air off either side and land on the other.
Found on
https://www.the-house.com/portal/snowboarding-terms/
No exact match found.