lunar

/ˈl(j)uːnə/

Proposed by a contributor, not yet supported by evidence.

Also seen as: lunars

Sense 1

Meaning · English

Of, pertaining to, or resembling the Moon (that is, Luna, the Earth's moon).

Adjective

Examples

lunar observations  a lunar eclipse

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 2

Meaning · English

Shaped like a crescent moon; lunate.

Adjective

Examples

Her tears purſu'd her words, and while ſhe ſpoke / The Goddeſs nodded, and her altar ſhook: / The temple doors, as with a blaſt of wind, / Were heard to clap; the lunar horns that bind / The brows of Iſis caſt a blaze around; / The trembling timbrel made a murm'ring ſound.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 3

Meaning · English

The middle bone of the proximal series of the carpus in the wrist, which is shaped like a half-moon.

Noun

Examples

The carpal bones are usually described as being capable of being luxated from the lower end of the radius forwards or backwards, inwards or outwards. The case backwards, which has been stated to be the most frequent, is facilitated by the direction of the convex articular surfaces of the scaphoid, l

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Sense 4

Meaning · English

An observation of a lunar distance (“the angle between the Moon and another celestial body”), especially for establishing the longitude of a ship at sea.

Noun

Examples

[Y]oung beginners cannot be too often cautioned that a single lunar is of little or no value until the observer knows the usual difference between his lunars taken on opposite sides of the moon; and these should be taken with the same instrument, using the same screens and telescope, for he must rem

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).

Common questions

What does “lunar” mean?

Of, pertaining to, or resembling the Moon (that is, Luna, the Earth's moon).

Is “lunar” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.