<span class="searchmatch">celestial</span> <span class="searchmatch">longitude</span> (plural <span class="searchmatch">celestial</span> <span class="searchmatch">longitudes</span>) (astronomy) The <span class="searchmatch">longitude</span> in the ecliptic system of coordinates that is measured eastward along the...
<span class="searchmatch">celestial</span> <span class="searchmatch">longitudes</span> plural of <span class="searchmatch">celestial</span> <span class="searchmatch">longitude</span>...
ecliptic <span class="searchmatch">longitude</span> (plural ecliptic <span class="searchmatch">longitudes</span>) Synonym of <span class="searchmatch">celestial</span> <span class="searchmatch">longitude</span>....
chronometers) A timepiece used as a portable time standard at sea so as to enable the determining of <span class="searchmatch">longitude</span> by means of <span class="searchmatch">celestial</span> navigation. <span class="searchmatch">longitude</span> clock...
appearance of great <span class="searchmatch">longitude</span> to his neck. <span class="searchmatch">celestial</span> <span class="searchmatch">longitude</span> ecliptic <span class="searchmatch">longitude</span> geolongitude heliolongitude lat/lon <span class="searchmatch">longitude</span> clock longitudinal palaeolongitude...
horizon <span class="searchmatch">celestiality</span> <span class="searchmatch">celestialize</span> <span class="searchmatch">celestial</span> latitude <span class="searchmatch">celestial</span> <span class="searchmatch">longitude</span> <span class="searchmatch">celestially</span> <span class="searchmatch">celestial</span> mechanics <span class="searchmatch">celestial</span> navigation <span class="searchmatch">celestialness</span> <span class="searchmatch">celestial</span> object...
observation by sextant of the altitude of a <span class="searchmatch">celestial</span> body in order to determine the time and hence the <span class="searchmatch">longitude</span>. A set of observations in order to determine...
antimeridian (plural antimeridians) (geography) The reference line at 180° <span class="searchmatch">longitude</span>, on the opposite side of earth to the prime meridian. Synonym: Greenwich...
vernal point (“the solar zenith at the March equinox”); the <span class="searchmatch">celestial</span> equivalent of <span class="searchmatch">longitude</span>. 1809, William Nicholson, “ASCENSION”, in The British Encyclopedia...
Selenian, Selenite, Moonman, moonman (<span class="searchmatch">celestial</span> navigation) A maritime navigator who uses the Moon to determine <span class="searchmatch">longitude</span> without the need for an accurate...