Spinous

//ˈspaɪnəs// adj

Definitions

Adjective
  1. 1
    Having many spines.

    "The cetaceous tribes have their bones entirely resembling those of quadrupeds, thick, white, and filled with marrow : those of the spinous kind, on the contrary, have small slender bones, with points resembling thorns, and generally solid throughout."

  2. 2
    Spine-like; spiny.

    "It is however to be remarked, that these hairs are not of a spinous nature, as in the Mus fasciculatus and the Mus macrourus; they may properly be compared to bristles, having more consistence and rigidity than those of the Mus decumanus and giganteus; and in a natural arrangement, our animal stands between these species, and between those from which the character of the section is derived by M. Desmarest, and which, in a more rigorous sense, may be called spinous Rats."

  3. 3
    Of a person: difficult to deal with, prickly. obsolete

    "He had the rough magnanimity of the old English vein, mellowed into tenderness and dashed with a flexible and spinous humor."

  4. 4
    Of a subject: providing many difficulties, thorny. rare

    "The spinous problem shifted from the how to find minima efficiently to what method should be employed to provide a better connection between the topography and the dynamics on the surface."

  5. 5
    Having a sharp projection.

    "the spinous processes of the lumbar vertebrae"

Adjective
  1. 1
    shaped like a spine or thorn wordnet
  2. 2
    having spines wordnet

Etymology

From spine + -ous, or borrowed from Latin spinōsus.

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