Sentence Examples


  • Ordinary meteors, in the region of the earth's orbit, appear to be separated by intervals of about 250 m.
  • Encke, the astronomer who first investigated its orbit and showed its periodicity.
  • Another element is the time of revolution of the body in its orbit, called its period.
  • The problem of determining an orbit may be regarded as coeval with Hipparchus, who, it is supposed, found the moving positions of the apogee and perigee of the moon's orbit.
  • The facial portion of the skull is generally shorter than the cranial; the orbit is freely open behind; and the premaxillae tend to be reduced and fused with the nasals.