ceil
verb
ˈsēl 
ceiled; ceiling; ceils
transitive verb
1
: to furnish (something, such as a wooden ship) with a lining
2
: to furnish with a ceiling
Word History
Etymology
Middle English celen, from Medieval Latin celare, caelare, perhaps from Latin caelare to carve, from caelum chisel; akin to Latin caedere to cut
First Known Use
15th century, in the meaning defined at sense 1