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spine

spine

40 4.1
A sharp, stiff part on a plant or animal that can prick
  • noun
  • /spaɪn/
translation icon : espina
  • Some fish have spines on their fins to help protect them from predators.
  • sharp spines
  • defensive spines
  • sea urchin spines

They're great big things covered in nasty looking poisonous spines.

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Examples

  • Some were covered with extraordinary spines, while others were smooth and flattened.

    Academic text (1992)
  • So I am covered in spines, my entire back and my arm.

  • Do not let the spines puncture your skin.

  • The brown mule with the black stripe running down its spine came up to them.

    Fiction book (1996)
  • Those dorsal spines are laden with venom.

  • Salt, shells, shark teeth, and stingray spines traveled farther to inland communities hundreds of miles from the coast.

    Academic text (1991)
  • A shudder went down Aunty's spine as a sound between a gasp and a sigh escaped the child.

    Fiction book (1991)
  • Despite its long defensive spines, the sea urchin at right is being devoured by a helmet snail.

    Academic text (1992)
  • The cactus is covered in sharp spines that can cause pain if touched.

  • The rose plant has thorns that act like spines to deter herbivores.

Synonyms

spike
vsspine
58 3.6

A long thin pointed part on something like a shoe or fence

is the general name that also covers shorter, stiffer projections
thorn
vsspine
53 1.0

A sharp point on a plant stem or leaf that can hurt you

is the general term covering similar projections on plants, animals, and objects
quill
vsspine
8 6.7

A sharp hollow spine on animals like hedgehogs and porcupines

is broader, covering stiff projections on plants, animals, and objects
spur
vsspine
5 5.4

A sharp pointed part that sticks out from a plant or animal

is broader and includes projections of many shapes and sizes beyond pronglike ones
spina
vsspine
  • Specialized
4 9.6

A sharp, thorn-like point on a plant or bone

is the general everyday word rather than a technical Latin term
prickle
vsspine
4 3.9

A small sharp point on a plant stem or leaf that can scratch

is the broader term that also covers larger or needlelike projections
sticker
vsspine
  • US
1 6.5

A small sharp point on a plant that can prick you

is broader, covering sharp projections on animals and objects too
pricker
vsspine
  • Specialized
1 8.2

A small sharp point on a plant stem or leaf that can hurt if touched

is the more general word for such projections regardless of size or location
acantha
vsspine
  • Specialized
9.9

A sharp point on an animal or plant that protects it

is the everyday term for those pointed projections outside technical usage
spikelet
vsspine
  • Specialized
9.6

A small pointed part on a grass or grain stem that holds small flowers

is the general nontechnical word for similar pointed projections

Antonyms

256 1.0

A surface that is even and not rough

109 1.0

An object with a dull edge or tip that does not cut well

Idioms

Make someone feel a sudden strong fear or excitement

Cause someone to feel a sudden strong fear or excitement

A sudden feeling of fear or excitement that moves along your back

Compounds

Causes a strong feeling of fear or excitement

T-spine structure
  • Specialized
8.2

A building design with parts joined in a T shape to give support and strength

A leaf or stem that has a sharp, stiff point at the tip

How Sharp

needle
438 1.0
thorn
53 1.0
spine
40 4.1
prickle
4 3.9
bristle
15 3.5

Surface Forms

spine singular
spines plural

Etymology

Spine comes from the Latin word spina meaning 'thorn' or 'sharp point', so imagine a rose thorn when you think of the stiff, sharp projections on plants and animals.