‖ pleurapophysis Comp. Anat.
(plʊərəˈpɒfɪsɪs)
Pl. -yses (-ɪsiːz).
[mod.L., f. Gr. πλευρά side + apophysis.]
Owen's term for each of the lateral processes of a typical vertebra, forming part of the hæmal arch (cf. hæmapophysis); represented in the thoracic region, and sometimes in other parts of the trunk, by the ribs.
| 1854 Owen Skel. & Teeth in Orr's Circ. Sc. I. Org. Nat. 168 The hæmal arch is formed by a pair of bones called ‘pleurapophyses’. 1871 T. R. Jones Anim. Kingd. (ed. 4) 657 At the sides of the centrum,..a canal is circumscribed by the pleurapophysis, or costal process. |
Hence pleurapophysial (ˌplʊərəpəʊˈfɪzɪəl) a., pertaining to or of the nature of a pleurapophysis.
| 1854 Owen Skel. & Teeth in Orr's Circ. Sc. I. Org. Nat. 203 This intermediate pleurapophysial appendage is called the ‘ilium’. 1872 Humphry Myology 8 This..indicates a serial correspondence with the skeletal formations in the sternal rather than with those in the vertebral (‘pleurapophysial’) region of the visceral wall. |