Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Resembling a spine or thorn.
  • adjective Having spines or similar projections; spiny.

from The Century Dictionary.

  • In zoology and anatomy:
  • Having spines; spiny; spinigerous or spiniferous.
  • Shaped like a spine; spiniform; having the character of a spine; sharp or pointed: as, a spinous process of bone. See spinose.
  • In botany, same as spinose.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Spinose; thorny.
  • adjective Having the form of a spine or thorn; spinelike.
  • adjective (Anat.) the dorsal process of the neural arch of a vertebra; a neurapophysis.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Having many spines.
  • adjective Of a person, difficult to deal with, prickly.
  • adjective Of a subject, providing many difficulties, thorny.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective shaped like a spine or thorn
  • adjective having spines

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

spine +‎ -ous, Latin spinōsus.

Examples

  • If I had so sweet a place, I would plant brambles, briers, blackthorn, furze, crataegus, every kind of spinous growth, inside my gates, and never let anybody lop them.

    Mary Anerley

  • If I had so sweet a place, I would plant brambles, briers, blackthorn, furze, crataegus, every kind of spinous growth, inside my gates, and never let anybody lop them.

    Mary Anerley : a Yorkshire Tale

  • Next is the spinous or squamous cell layer, the thick middle tier of the epidermis.

    Simple Skin Beauty

  • I'am not at all a paleontologist but I teach human anatomy and I'am very astonished by the spinous process of the vertebrae of the Maiacetus : on the skeleton you show us, spinous process of thoracic and lombar vertebral column are in the opposite angle caudal for thoracic and cranial for lombar : is it normal on dinosaurs ? was this on the original fossile ?

    Maiacetus, Part 2

  • When the basal cells reach the spinous layer, they are referred to as squamous cells.

    Simple Skin Beauty

  • Next is the spinous or squamous cell layer, the thick middle tier of the epidermis.

    Simple Skin Beauty

  • Next is the spinous or squamous cell layer, the thick middle tier of the epidermis.

    Simple Skin Beauty

  • When the basal cells reach the spinous layer, they are referred to as squamous cells.

    Simple Skin Beauty

  • When the basal cells reach the spinous layer, they are referred to as squamous cells.

    Simple Skin Beauty

  • There are quite a some sites discover there that cater to indie and bound medium lovers, as I fresh spinous discover on Newteevee.

    From Sundance to the Oscars: How Long is BitTorrent’s Tail?

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