Relating to or resembling the stars; starry. / (biology) Relating to an aster.

(parapsychology) A supernatural being from the astral plane.

In a wrong or unknown and wrongly-motivated direction.

The study of the physical universe beyond the Earth's atmosphere, including the process of mapping locations and properties of the matter and radiation in the universe. / (obsolete) Astrology.

The symbol *. / Something in the shape of or resembling the asterisk symbol. / (sports, US) A blemish in an otherwise outstanding achievement.

(transitive) To mark or replace with an asterisk symbol (*); star.

A highly radioactive chemical element (symbol At), one of the halogens, with atomic number 85.

(astronomy) 149,597,870,700 metres, the approximate mean distance from the Earth to the Sun (the semi-major axis of Earth's orbit), (symbol AU), used to measure distances in the solar system.

Quickly and critically discerning. / Shrewd or crafty.

To surprise greatly.