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a variation of coronagraph.

coronograph

American

[kuh-roh-nuh-graf, -grahf] / kəˈroʊ nəˌgræf, -ˌgrɑf /

noun

Astronomy.

coronagraph.

Other Word Forms

coronographic

adjective

Etymology

Origin of coronograph

First recorded in 1880–85

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.