Orbital index
Orbital Or"bit*al, a. Of or pertaining to an orbit. ``Orbital revolution.'' --J. D. Forbes. [1913 Webster]

{Orbital index} (Anat.), in the skull, the ratio of the vertical height to the transverse width of the orbit, which is taken as the standard, equal to 100. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • orbital index — n the ratio of the greatest height of the orbital cavity to its greatest width multiplied by 100 where the width is measured from the dacryon to the farthest point on the opposite border and the height is measured along a line perpendicular to… …   Medical dictionary

  • orbital index — n. the ratio of the greatest height of the orbital cavity to its greatest breadth, times 100 …   English World dictionary

  • orbital index — noun : the ratio of the greatest height of the orbital cavity to its greatest width multiplied by 100 where the width is measured from the dacryon to the farthest point on the opposite border and the height is measured along a line perpendicular… …   Useful english dictionary

  • orbital index — Craniom. the ratio of the maximum breadth to the maximum height of the orbital cavity multiplied by 100. [1875 80] * * * …   Universalium

  • orbital index — /ɔbətl ˈɪndɛks/ (say awbuhtl indeks) noun the ratio of the maximum breadth to the maximum height of the orbital cavity …   Australian English dictionary

  • Orbital — Or bit*al, a. Of or pertaining to an orbit. Orbital revolution. J. D. Forbes. [1913 Webster] {Orbital index} (Anat.), in the skull, the ratio of the vertical height to the transverse width of the orbit, which is taken as the standard, equal to… …   The Collaborative International Dictionary of English

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  • Orbital forcing — is the effect on climate of slow changes in the tilt of the Earth s axis and shape of the orbit (see Milankovitch cycles). These orbital changes change the total amount of sunlight reaching the Earth by up to 25% at mid latitudes (from 400 to 500 …   Wikipedia

  • Orbital (comics) — Orbital The first book in the series, Scars featuring the two main characters Caleb and Mezoke Publication information Publisher …   Wikipedia

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