Definitions
from The Century Dictionary.
- noun Literally, a thickening of the bone: specifically applied to an increase in the amount of the bony network or reticulum that more or less completely fills the long bones of some animals, notably the elephant among mammals and Dinornis among birds.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A
thickening of thebones of theribs andvertebrae
Etymologies
Sorry, no etymologies found.
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Examples
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It is this latter trait, the authors suggest, that best explains an anatomical detail peculiar to H. erectus, and which sets it apart from others in the family tree -- pachyostosis.
Books: Hominid Saga 2004
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The Struthiocephalini are characterised as having a reasonably long snout, and having a skull that has undergone moderate pachyostosis (King 1988).
Citizendium, the Citizens' Compendium - Recent changes [en] 2009
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These groups were based predominantly on the length of the snout and the degree to which the skull had undergone pachyostosis.
Citizendium, the Citizens' Compendium - Recent changes [en] 2009
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These groups were based predominantly on the length of the snout and the degree to which the skull had undergone pachyostosis.
Citizendium, the Citizens' Compendium - Recent changes [en] 2009
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The Struthiocephalini are characterised as having a reasonably long snout, and having a skull that has undergone moderate pachyostosis (King 1988).
Citizendium, the Citizens' Compendium - Recent changes [en] 2009
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These groups were based predominantly on the length of the snout and the degree to which the skull had undergone pachyostosis.
Citizendium, the Citizens' Compendium - Recent changes [en] 2009
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These groups were based predominantly on the length of the snout and the degree to which the skull had undergone pachyostosis.
Citizendium, the Citizens' Compendium - Recent changes [en] 2009
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The ribs are elongate and moderately curved, with no sign of pachyostosis or osteosclerosis.
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The Struthiocephalini are characterised as having a reasonably long snout, and having a skull that has undergone moderate pachyostosis (King 1988).
Citizendium, the Citizens' Compendium - Recent changes [en] 2009
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The Struthiocephalinae were described by Boonstra (1969) as having a long and fairly strong snout, as well as having undergone moderate pachyostosis.
Citizendium, the Citizens' Compendium - Recent changes [en] 2009
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