Word

Ranidaphobia

Fear of frogs

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Nephophobia

Fear of clouds

Boondoggle

Work of little or no value done merely to look busy.

Node

Either of the two points where a body's orbit intersects the ecliptic. Ascending: The body is moving from south to north of the ecliptic. Descending: The body is moving from north to south of the ecliptic.

Opposition

The Moon or a planet appears on the opposite side of the sky from the Sun (elongation 180°).

Syzygy

The nearly straight-line configuration that occurs twice a month, when the Sun and the Moon are in conjunction (on the same side of Earth at the new Moon) and when they are in opposition (on opposite sides of Earth at the full Moon). In both cases, the gravitational effects of the Sun and the Moon reinforce each other, and tidal range is increased.

Equinox

When the Sun crosses the celestial equator. This occurs two times each year: Vernal around March 21 and Autumnal around September 23.

Chin-wag

Light informal conversation for social occasions.

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