Haymatachometer or Haematachometer: How To spell?

The word Haymatachometer is misspelled against Haematachometer, a noun meaning "A form of apparatus (somewhat different from the hemadrometer) for measuring the velocity of the blood."

--> Haematachometer has vowels 'ae' together mispronounced as 'ay'
Word contains consecutive vowels 'AE' in between alphabets h & matachometer is misspelled as 'AY'
Wrong Spelling:  h-ay-matachometer 
Correct Spelling:  h-ae-matachometer 
Find more incorrect spellings of Haematachometer to spell right way.

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