Weytherglass or Weatherglass: How To spell?

The word Weytherglass is misspelled against Weatherglass, a noun meaning "An instrument to indicate the state of the atmosphere, especially changes of atmospheric pressure, and hence changes of weather, as a barometer or baroscope."

Weatherglass has vowels 'ea' together mispronounced as 'ey'
Word contains consecutive vowels 'EA' in between alphabets w & therglass is misspelled as 'EY'
Wrong Spelling:  w-ey-therglass 
Correct Spelling:  w-ea-therglass 
Explore spell check of Weatherglass to spell without errors.

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