MULLION


Meaning of MULLION in English

/ ˈmʌliən; NAmE / noun

( architecture ) a solid vertical piece of stone, wood or metal between two parts of a window

►  mul·lioned / ˈmʌliənd; NAmE / adjective [ only before noun ]:

mullioned windows

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WORD ORIGIN

mid 16th cent.: probably an altered form of monial .

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.