Definitions

from The Century Dictionary.

  • Situated in front of the acetabulum or cotyloid cavity of the hipbone: as, the preacetabular area of the ilium.

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

  • adjective anatomy in front of the acetabulum

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

From pre- +‎ acetabular

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Examples

  • In lateral view the preacetabular process is board and rounded, somewhat truncated as it swings toward a 90° angle from the main axis of the ilium and sacrum.

    PLoS ONE Alerts: New Articles Scott A. Hocknull et al. 2009

  • The preacetabular process when resting on the pubic peduncle projects cranio-laterally and flares dorsally.

    PLoS ONE Alerts: New Articles Scott A. Hocknull et al. 2009

  • Diamantinasaurus matildae is considered a titanosauriform by possessing the following synapomorphies from respective authorities: broadly expanded preacetabular lobe of the ilium; pubic peduncle perpendicular to sacral axis; prominent lateral bulge in femur distal to greater trochanter

    PLoS ONE Alerts: New Articles Scott A. Hocknull et al. 2009

  • Spongy somphospondylus presacral vertebrae; dorsal ribs plank-like with pneumatic cavities; iliac preacetabular process semicircular; scapular glenoid fossa bevelled medially

    PLoS ONE Alerts: New Articles Scott A. Hocknull et al. 2009

  • Anterior dorsal ribs plank-like; Mc I distal condyle oriented perpendicular to axis of shaft; iliac preacetabular process semi-circular

    PLoS ONE Alerts: New Articles Scott A. Hocknull et al. 2009

  • Abbreviations: ip, ischial peduncle; iip, iliac peduncle of ischium; of, obturator foramen; pa, pubio-ischial contact; pip, iliac peduncle of pubis; ppd, pubic peduncle; ppp, preacetabular process of ilium; s, sacrum; doi: 10.1371/journal. pone.0006190.g009

    PLoS ONE Alerts: New Articles Scott A. Hocknull et al. 2009

  • Abbreviations: act, acetabulum; ip, ischial peduncle; pre, preacetabular process. doi: 10.1371/journal. pone.0006190.g024

    PLoS ONE Alerts: New Articles Scott A. Hocknull et al. 2009

  • [34] and Saltasauridae [36]: preacetabular blade projecting outwards (perpendicular) from main axis of sacrum; relatively short posterior process of ischium

    PLoS ONE Alerts: New Articles Scott A. Hocknull et al. 2009

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