Definición de almucantar en inglés:

almucantar

Saltos de línea: al¦mu|can¦tar
Pronunciación: /ˌalməˈkantə
 
/

sustantivo

  • 1 Astronomy A circle on the celestial sphere parallel to the horizon; a parallel of altitude.
    Más ejemplos en oraciones
    • It can be programmed to collect data in manual or automated sequences of measurements, which include almucantar and principal plane scenarios.
    • It does both principle-plane and almucantar sky-radiance scans, which are then processed through sophisticated inversion techniques.
    • Once you have located the sun on the ecliptic, simply align the sun with the eastern horizon and read its position using the almucantars, which are drawn every ten degrees.
  • 2A telescope mounted on a float resting on mercury, used to determine stellar altitude and azimuth.
    Más ejemplos en oraciones
    • The pedestal of this almucantar is an ordinary cast-iron gaspipe, about 9 in. in diameter externally, and 6 ft. long, sunk 3 ft. in the ground.
    • The discovery, in 1891, of the variation of latitude by Seth Carlo Chandler Jr. depended in part upon Chandler's invention of the almucantar.
    • It had been invented by a professor at Harvard, but Howe's version of it was much more imposing; the almucantar at Harvard Observatory weighed 35 pounds -- Howe's, 2,300 pounds.

Origen

Middle English: from medieval Latin almucantarath or obsolete French almucantara, from Arabic al-muqanṭarāt 'lines of celestial latitude', based on al 'the' + qanṭara 'arch'.

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Palabra del día kerf
Pronunciación: kəːf
noun
a slit made by cutting with a saw