asterism

nounB1

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Danh từ

noun

Plural noun:

asterisms

1.
(astronomy) An unofficial constellation (small group of stars that forms a visible pattern).
The Big Dipper, Summer Triangle, and Orion's Belt are asterisms.
Đồng nghĩa: star cluster
2.
A rarely used typographical symbol of three asterisks arranged in a triangle, ⁂, used to call attention to a passage or to separate subchapters in a book. Distinct from a dinkus which also uses asterisks to separate.
3.
(mineralogy) A star-shaped figure exhibited by some crystals by reflected light (as in a star sapphire) or by transmitted light (as in some mica).

Từ liên quan

Đồng nghĩa

star cluster

Cùng gốc / liên quan

asterismalaster asterisk asteroidasteroidalcatasterismstarstone syzygyconstellationstellar

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Nguồn gốc từ

From grc ἀστερισμός a group of stars, from ἀστήρ (star). Analyzable as aster ism.