Cassiopeia is a constellation located in the northern sky. The spelling of the word "Cassiopeia" is pronounced as /kæs.iˈoʊ.pi.ə/ in IPA phonetic transcription. The word consists of five syllables and starts with a stressed vowel /æ/. The following two syllables are unstressed and contain the letter "i" pronounced as /ɪ/. The fourth syllable is stressed again, containing the letter "o" pronounced as /oʊ/. The final syllable is unstressed and consists of the letters "pia" pronounced as /pi.ə/.
Cassiopeia is a noun that refers to a constellation in the northern sky depicting a mythological queen of Ethiopia. With a vast celestial expanse, Cassiopeia crisscrosses the celestial equator most prominently during autumn evenings. Positioned between the constellations of Andromeda and Perseus, Cassiopeia is best known for its notable shape, often likened to a "W" or "M" formation, depending on its orientation. Its distinctive shape and prominent location make it easily recognizable to stargazers.
In Greek mythology, Cassiopeia was a boastful and vain queen who claimed to be more beautiful than the Nereids, a group of sea nymphs. As punishment for her hubris, the sea god Poseidon sent a sea monster, Cetus, to Ethiopia to wreak havoc. Desperate to save her kingdom, Cassiopeia consulted an oracle who advised her to sacrifice her daughter Andromeda to appease the gods. Ultimately, the hero Perseus rescued Andromeda, married her, and immortalized her and her mother in the night sky as constellations.
In addition to its cultural significance, Cassiopeia also serves as a navigational reference point for astronomers. By locating the constellation in the sky, astronomers can determine the positioning of other celestial objects. Cassiopeia is an intriguing and captivating constellation that has delighted stargazers throughout history, inviting them to explore the mysteries of the night sky.
A constellation on the opposite side of the pole to the Great Bear, and at about the same distance from it.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
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The word "Cassiopeia" has its origins in Greek mythology. It is derived from the Greek name Κασσιόπεια (Kassiópeia), which was the name of a mythical queen. According to the legend, Cassiopeia was the wife of King Cepheus and the mother of Princess Andromeda. She was known for her beauty and vanity, which led to her being placed among the stars as a constellation called Cassiopeia, after her death. The Greek name Kassiópeia itself is thought to be derived from the words κασσίς (kássis), meaning "cassia" (a type of cinnamon), and ὤψ (ṓps), meaning "face" or "appearance", hence referring to her radiant beauty.