Definition of osseous in US English:



Zoology Medicine
  • Consisting of or turned into bone; ossified.

    • ‘The osteoblasts produce osseous tissue, become embedded in the matrix they manufacture, and are then renamed osteocytes, to reflect their change of status.’
    • ‘The most common sites of origin for osseous lesions are the long bones, such as the femur or humerus or the pelvic bones.’
    • ‘At only a few weeks of age, a kitten's bones have not yet hardened and become osseous.’
    • ‘Previous studies have revealed that adaptive changes in the osseous anatomy of the humerus occur in throwing athletes.’
    • ‘No soft tissues of the skin, musculature, or internal organs had survived; only osseous material was found, presenting a fairly complete infant skeleton.’
    • ‘This shift in osseous material can lead to either increased or decreased bone density and mass.’


Late Middle English: from Latin osseus ‘bony’ + -ous.