Metaloid or Metalloid: How To spell?
The word Metaloid is misspelled against Metalloid, a noun meaning "Formerly, the metallic base of a fixed alkali, or alkaline earth; -- applied by Sir H. Davy to sodium, potassium, and some other metallic substances whose metallic character was supposed to be not well defined."
Metalloid has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings meta & oid which should not be misspelled with single 'L'
Wrong Spelling:  meta-l-oid  Correct Spelling:  meta-ll-oid 
Find more incorrect spellings of Metalloid to spell right way.