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Equinox: alternatives and connections

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Equinox

The time when the sun enters one of the equinoctial points, that is, about March 21 and September 22. See Autumnal equinox, Vernal equinox, under Autumnal and Vernal.

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Reviewed alternatives and contrasts

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Derivationally related 2

Equinoctial 74% connected

Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line.

oewn 2023 15% interchangeable

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Equinoctial 74% connected

Pertaining to an equinox, or the equinoxes, or to the time of equal day and night; as, the equinoctial line.

oewn 2023 15% interchangeable

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Words from the same subject

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Absolute magnitude noun · 78% connection

(astronomy) the magnitude that a star would have if it were viewed from a distance of 10 parsecs (32.62 light years) from the earth

Used in the same subject area: Physics, Astrophysics.
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Apoapsis noun · 78% connection

(astronomy) the point in an orbit farthest from the body being orbited

Used in the same subject area: Physics, Astrophysics.
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Autumnal equinox noun · 78% connection

(astronomy) the equinoctial point that lies in the constellation of Virgo

Used in the same subject area: Physics, Astrophysics.
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Barycenter noun · 78% connection

(astronomy) the common center of mass around which two or more bodies revolve

Used in the same subject area: Physics, Astrophysics.
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Celestial latitude noun · 78% connection

(astronomy) the angular distance of a celestial body north or to the south of the celestial equator; expressed in degrees; used with r…

Used in the same subject area: Physics, Astrophysics.
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Celestial longitude noun · 78% connection

(astronomy) the equatorial coordinate specifying the angle, measured eastward along the celestial equator, from the vernal equinox to…

Used in the same subject area: Physics, Astrophysics.
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Copernican system noun · 78% connection

(astronomy) Copernicus' astronomical model in which the Earth rotates around the sun

Used in the same subject area: Physics, Astrophysics.
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Date of reference noun · 78% connection

(astronomy) an arbitrarily fixed date that is the point in time relative to which information (as coordinates of a celestial body) is…

Used in the same subject area: Physics, Astrophysics.
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Dec noun · 78% connection

(astronomy) the angular distance of a celestial body north or to the south of the celestial equator; expressed in degrees; used with r…

Used in the same subject area: Physics, Astrophysics.
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Ephemeris time noun · 78% connection

(astronomy) a measure of time defined by Earth's orbital motion; terrestrial time is mean solar time corrected for the irregularities…

Used in the same subject area: Physics, Astrophysics.
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Equinoctial point noun · 78% connection

(astronomy) either of the two celestial points at which the celestial equator intersects the ecliptic

Used in the same subject area: Physics, Astrophysics.
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Extragalactic nebula noun · 78% connection

(astronomy) a collection of star systems; any of the billions of systems each having many stars and nebulae and dust; "‘extragalactic…

Used in the same subject area: Physics, Astrophysics.
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Hour angle noun · 78% connection

(astronomy) the angular distance of a celestial point measured westward along the celestial equator from the zenith crossing; the righ…

Used in the same subject area: Physics, Astrophysics.
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Hubble law noun · 78% connection

(astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from…

Used in the same subject area: Physics, Astrophysics.
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Hubble's law noun · 78% connection

(astronomy) the generalization that the speed of recession of distant galaxies (the red shift) is proportional to their distance from…

Used in the same subject area: Physics, Astrophysics.
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Inclination noun · 78% connection

(astronomy) the angle between the plane of the orbit and the plane of the ecliptic stated in degrees

Used in the same subject area: Physics, Astrophysics.
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Inclination of an orbit noun · 78% connection

(astronomy) the angle between the plane of the orbit and the plane of the ecliptic stated in degrees

Used in the same subject area: Physics, Astrophysics.
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Inferior conjunction noun · 78% connection

(astronomy) the alignment of the Earth and a planet on the same side of the sun

Used in the same subject area: Physics, Astrophysics.
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Words connected by meaning

Their definitions overlap or refer to similar ideas. Use these to widen your search, then compare the exact meanings.

Aries noun · 78% connection

The Ram; the first of the twelve signs in the zodiac, which the sun enters at the vernal equinox, about the 21st of March.

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Autumn noun · 78% connection

The third season of the year, or the season between summer and winter, often called "the fall." Astronomically, it begins in the north…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Autumnal adjective · 78% connection

Of, belonging to, or peculiar to, autumn; as, an autumnal tint; produced or gathered in autumn; as, autumnal fruits; flowering in autu…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Balance noun · 78% connection

The seventh sign in the Zodiac, called Libra, which the sun enters at the equinox in September.

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Brumaire noun · 78% connection

The second month of the calendar adopted by the first French republic. It began thirty days after the autumnal equinox. See Vendemiair…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Colure noun · 78% connection

One of two great circles intersecting at right angles in the poles of the equator. One of them passes through the equinoctial points,…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Countermarch verb · 78% connection

To march back, or to march in reversed order.

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Dog days unknown · 78% connection

A period of from four to six weeks, in the summer, variously placed by almanac makers between the early part of July and the early par…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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East adjective · 78% connection

Toward the rising sun; or toward the point where the sun rises when in the equinoctial; as, the east gate; the east border; the east s…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Ecliptic adjective · 78% connection

A great circle of the celestial sphere, making an angle with the equinoctial of about 23? 28'. It is the apparent path of the sun, or…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Elul noun · 78% connection

The sixth month of the Jewish year, by the sacred reckoning, or the twelfth, by the civil reckoning, corresponding nearly to the month…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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Enter verb · 78% connection

To get admission; to introduce one's self; to penetrate; to form or constitute a part; to become a partaker or participant; to share;…

Its definition shares important concepts with this word: time, enters, equinoctial, points, march.
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