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coronagraph
or
coronograph
[k
uh
-
roh
-n
uh
-graf, -grahf]
/kəˈroʊ nəˌgræf, -ˌgrɑf/
Spell
Syllables
Word Origin
noun
,
Astronomy.
1.
an instrument for observing and photographing the sun's corona, consisting of a telescope fitted with lenses, filters, and diaphragms that simulate an eclipse.
Origin of
coronagraph
Expand
1885-1890
1885-90;
earlier
coronograph.
See
corona
,
-graph
Related forms
Expand
coronagraphic
[k
uh
-roh-n
uh
-
graf
-ik]
/kəˌroʊ nəˈgræf ɪk/
(
Show IPA
),
adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
Cite This Source
British Dictionary definitions for
coronagraph
Expand
coronagraph
/
kəˈrəʊnəˌɡrɑːf;
-ˌɡræf
/
noun
1.
an optical instrument used to simulate an eclipse of the sun so that the faint solar corona can be studied
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
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Word Value for
coronagraph
0
22
Scrabble
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