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spectroheliograph

spec·tro·he·li·o·graph
S s

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [spek-troh-hee-lee-uh-graf, -grahf]
    • /ˌspɛk troʊˈhi li əˌgræf, -ˌgrɑf/
    • /spˈektrəʊhˌelɪˌɒɡraf/
    • US Pronunciation
    • US IPA
    • [spek-troh-hee-lee-uh-graf, -grahf]
    • /ˌspɛk troʊˈhi li əˌgræf, -ˌgrɑf/

Definitions of spectroheliograph word

  • noun spectroheliograph an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun's surface and surroundings as they would appear if the sun emitted only that light. 1
  • noun spectroheliograph an instrument used to obtain an image of the sun in light of a particular wavelength, such as calcium or hydrogen, to show the distribution of the element over the surface and in the solar atmosphere. The image obtained is a spectroheliogram 0
  • noun spectroheliograph an instrument acting like a filter, for photographing the sun using light from only one spectral line, usually from hydrogen (red) or calcium (violet) 0

Information block about the term

Origin of spectroheliograph

First appearance:

before 1890
One of the 20% newest English words
First recorded in 1890-95; spectro- + heliograph

Historical Comparancy

Parts of speech for Spectroheliograph

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation

spectroheliograph popularity

A pretty common term. Usually people know it’s meaning, but prefer to use a more spread out synonym. About 37% of English native speakers know the meaning and use word.
According to our data about 69% of words is more used. This is a rare but used term. It occurs in the pages of specialized literature and in the speech of educated people.

spectroheliograph usage trend in Literature

This diagram is provided by Google Ngram Viewer

See also

Matching words

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