| infraclusion | The state wherein a tooth has failed to erupt to the maxillomandibular plane of interdigitation. Synonym: infraocclusion, infraversion. (05 Mar 2000) |
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| infracortical | Beneath the cortex of an organ, mainly the brain or kidney. See: subcortical. (05 Mar 2000) |
| infracostal | <anatomy> Situated below the costas, or ribs; as, the subcostal muscles. The subcostal muscles are distinct from, and within, the intercostal. 1. <anatomy> A subcostal muscle. 2. <zoology> One of the principal nervures of the wings of an insect. It is situated next beneath or behind the costal. See Nervure. Source: Websters Dictionary (01 Mar 1998) |
| infracostal line | A horizontal plane passing through the inferior limits of the costal margin, i.e., the tenth costal cartilages; it marks the boundary between the hypochondriac and epigastric regions superiorly and the lateral and umbilical regions inferiorly. Synonym: planum subcostale, infracostal line. (05 Mar 2000) |
| infracotyloid | Below the acetabulum or cotyloid cavity. (05 Mar 2000) |
| infracristal | Below the supraventricular crest; usually used in reference to ventricular septal defect. Origin: infra-+ L. Crista, crest (05 Mar 2000) |
| infraction | A fracture; especially one without displacement. Synonym: infracture. Origin: L. Infractio, a breaking, fr. Infringere, to break (05 Mar 2000) |
| infracture | A fracture; especially one without displacement. Synonym: infracture. Origin: L. Infractio, a breaking, fr. Infringere, to break (05 Mar 2000) |
| infradentale | In craniometrics, the apex of the septum between the mandibular central incisors. Synonym: lower alveolar point. (05 Mar 2000) |
| infradian | Relating to biologic variations or rhythms occurring in cycles less frequent than every 24 hours. Compare: circadian, ultradian. Origin: infra-+ L. Dies, day (05 Mar 2000) |
| infradiaphragmatic | Beneath the diaphragm. Synonym: infradiaphragmatic, subphrenic. (05 Mar 2000) |
| infraduction | Rotation of one eye downward. Synonym: infraduction. Origin: L. Deorsum, downward, + duco, to lead (05 Mar 2000) |
| infraduodenal fossa | A peritoneal recess occasionally found behind the third part of the duodenum, between it and the aorta. Synonym: recessus retroduodenalis, infraduodenal fossa, retroduodenal fossa. (05 Mar 2000) |
| infraglenoid | Inferior to the glenoid cavity of the scapula. Synonym: subglenoid. (05 Mar 2000) |
| infraglenoid tubercle | A rough surface below the glenoid cavity of the scapula, giving attachment to the long tendon of the triceps. Synonym: tuberculum infraglenoidale, infraglenoid tuberosity. (05 Mar 2000) |