Any of various echinoderms, of the class Ophiuroidea, that resemble starfish and have long, slender arms that regenerate when snapped off.

(music) A guest on a music or other recording. / (television) An actor on a television program who stars in one, or a few, episodes.

Of an actor: to star as a guest. / (sports) Of a player: to play as a guest of another team.

(astronomy) A nova or supernova recorded by the Chinese.

A shuriken.

(astronomy, with definite article) The planet Venus as seen in the western sky in the evening. / (with indefinite article) Any star seen in the evening, especially the planets Mercury and Jupiter.

(astronomy) A meteor.

(astronomy) A star positioned circumpolar to the North Pole. / A village in New South Wales, Australia. / A hamlet in the County of Northern Lights, Alberta, Canada.

(figuratively) An aim or a goal, a dependable guiding light in a quickly changing world.

A navigational device which measures the angular separation of stars with reference to a known time and place in order to achieve precise navigation.