mullion Hear it!

mullion definition

mul·lion (mul′yən)

noun

a slender, vertical dividing bar between the lights of windows, doors, etc.

Etymology: prob. altered < OFr moienel < moien, median < L medianus, middle: see mid

transitive verb

to furnish with or divide by mullions

Related Forms:

Webster's New World College Dictionary Copyright © 2005 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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