LinotypePronunciation: /ˈlʌɪnə(ʊ)tʌɪp/Definition of Linotype noun Printing, trademark a composing machine producing lines of words as single strips of metal, used chiefly for newspapers. It is now rarely used. Origin: late 19th century: alteration of the phrase line o' typeLinotype in other Oxford dictionaries Definition of Linotype in the US English dictionary