12,000 words : a supplement to Webster's third new international dictionary. Webster's third new international dictionary of the English language, unabridged. Twelve thousand words. English language New words Dictionaries. English language Dictionaries. PE1630 .A17 1986 423 19 SCE Springfield, Mass. : Merriam-Webster, c1986. c1986. 1986 Text 24, 212 p. ; eng