batement light

noun

bate·​ment light

ˈbāt-mənt-

: a window or one division of a window having vertical sides but with the sill curved or inclined (as where it follows the rake of a staircase)

Word History

Etymology

short for abatement; from the reduced line of the window

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!