pelvic arch
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pelvic arch
n.
See pelvic girdle.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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| Noun | 1. |  pelvic arch - the structure of the vertebrate skeleton supporting the lower limbs in humans and the hind limbs or corresponding parts in other vertebrateshipbone, innominate bone - large flaring bone forming one half of the pelvis; made up of the ilium and ischium and pubis ilium - the upper and widest of the three bones making up the hipbone ischial bone, ischium, os ischii - one of the three sections of the hipbone; situated below the ilium os pubis, pubic bone, pubis - one of the three sections of the hipbone; together these two bones form the front of the pelvis sacrum - wedge-shaped bone consisting of five fused vertebrae forming the posterior part of the pelvis; its base connects with the lowest lumbar vertebra and its tip with the coccyx girdle - an encircling or ringlike structure appendicular skeleton - the part of the skeleton that includes the pectoral girdle and the pelvic girdle and the upper and lower limbs articulatio coxae, coxa, hip joint, hip - the ball-and-socket joint between the head of the femur and the acetabulum |
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