Nuclar or Nuclear: How To spell?
The word Nuclar is misspelled against Nuclear, an adjective meaning "pertaining to a nucleus; as, the nuclear spindle (see Illust. Karyokinesis) the nuclear fibrils a cell; the nuclear part a comet, etc."
Nuclear has vowels 'ea' together mispronounced as 'a'Word contains consecutive vowels 'EA' in between alphabets nucl & r is misspelled as 'A'
Wrong Spelling:  nucl-a-r  Correct Spelling:  nucl-ea-r 
Check more misspelled words of Nuclear to spell it correct.