Nadir

Nadir

The lower intersection of the prime vertical and the meridian, or the point on the celestial sphere directly beneath the observer, opposite the zenith.

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Part of Speech: noun
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Industry/Domain: Astrology
Category: General astrology
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Related terms

nadir

Weather; Meteorology

1. Satellite subpoint on the earth's surface that is centered directly below the satellite. This is also referred to as the point of zero nadir angle for a satellite in earth ...

nadir

Natural environment; Coral reefs

The satellite viewing angle directly downward; that point on the Earth vertically below the observer (satellite); the lowest point of a dry basin or depression, or the deepest ...

nadir

Astronomy; Mars

The point on the celestial sphere that is diametrically opposite the zenith, so that the zenith, nadir and center of earth are in one straight line. It is always 90 degrees below ...

nadir

Aerospace; Satellites

That point on the celestial sphere vertically below the observer (i.e. the point on the Earth directly below an orbiting satellite), or 180° from the zenith.

nadir

Astronomy; Moon

An imaginary point directly under an observer on the surface of the Earth, extending through the Earth and into the sky.

trine

Astrology; General astrology

An aspect of 120◦, usually occurs between planets in the signs of one element (Fire, Air, Earth, Water). It is considered to be harmonious, its key words are smooth and easy. A ...

square

Astrology; General astrology

An aspect of 90◦, usually occurs between planets in signs of one quadruplicity (cardinal, fixed, mutable). Considered to be a tense aspect that calls for action. Also associated ...

sextile

Astrology; General astrology

An aspect of 60◦ between planets. It normally occurs between planets placed either in two feminine (Earth and Water) or two masculine (Fire and Air) signs. It is considered to be ...

opposition

Astrology; General astrology

An aspect of 180◦, normally occurs between planets of two opposite signs (e.g. Aries and Libra). It is considered a tense aspect that calls for choice between two opposed ...