mullioning
/ˈmʌliənɪŋ/
noun
- The vertical bars (mullions) in a window or door, considered as a group or design feature.
- The architect specified dark wood mullioning for the conservatory.
- We painted the mullioning white to match the trim.
- The mullioning on these old windows is made of stone.
verb
- The act of fitting or dividing a window or door with mullions.
- They spent the afternoon mullioning the frames for the chapel.
- The carpenter is mullioning the new bay window this week.
- Mullioning a large window can make it look more elegant.