Polynuclar or Polynuclear: How To spell?

The word Polynuclar is misspelled against Polynuclear, an adjective meaning "Containing many nuclei."

--> Polynuclear has vowels 'ea' together mispronounced as 'a'
Word contains consecutive vowels 'EA' in between alphabets polynucl & r is misspelled as 'A'
Wrong Spelling:  polynucl-a-r 
Correct Spelling:  polynucl-ea-r 
Check more misspelled words of Polynuclear to spell it correct.

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