greatest elongation

См. также в других словарях:

• greatest elongation — noun : the configuration in which one celestial body reaches its greatest apparent distance from another the greatest eastern elongation of Venus with respect to the sun see configuration illustration …   Useful english dictionary

• Elongation (astronomy) — (For other uses of elongation, see Elongation) Elongation is an astronomical term that refers to the angle between the Sun and a planet, as viewed from Earth.When an inferior planet is visible after sunset, it is near its greatest eastern… …   Wikipedia

• elongation — /i lawng gay sheuhn, i long , ee lawng , ee long /, n. 1. the act of elongating or the state of being elongated. 2. something that is elongated. 3. Astron. the angular distance, measured from the earth, between a planet or the moon and the sun or …   Universalium

• Mercury (planet) — Mercury  ☿ …   Wikipedia

• Observations and explorations of Venus — Venus in real color as it would appear to the naked eye. Observations of the planet Venus were first recorded by Babylonian astronomers around 1600 BC and have continued into the present.[dubious – …   Wikipedia

• Vulcan (hypothetical planet) — Vulcan was a small planet proposed to exist in an orbit between Mercury and the Sun in a 19th century hypothesis. This hypothesis has now been rendered obsolete by Albert Einstein s theory of general relativity.Argument for Vulcan s existenceIn… …   Wikipedia

• bryophyte — bryophytic /bruy euh fit ik/, adj. /bruy euh fuyt /, n. Bot. any of the Bryophyta, a phylum of nonvascular plants comprising the true mosses and liverworts. [1875 80; < NL Bryophyta name of the group; see BRYO , PHYTE] * * * Any of the green,… …   Universalium

• metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

• Conjunction (astronomy and astrology) — Conjunction of Mercury and Venus, align above the Moon, at the Paranal Observatory. Conjunction is a term used in positional astronomy and astrology. It means that, as seen from some place (usually the Earth), two celestial bodies appear near one …   Wikipedia

• tree — treelike, adj. /tree/, n., v., treed, treeing. n. 1. a plant having a permanently woody main stem or trunk, ordinarily growing to a considerable height, and usually developing branches at some distance from the ground. 2. any of various shrubs,… …   Universalium

• Tree — /tree/, n. Sir Herbert Beerbohm /bear bohm/, (Herbert Beerbohm), 1853 1917, English actor and theater manager; brother of Max Beerbohm. * * * I Woody perennial plant. Most trees have a single self supporting trunk containing woody tissues, and in …   Universalium