Definition of ceil
1 : to furnish (as a wooden ship) with a lining
2 : to furnish with a ceiling
Origin and Etymology of ceil
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
Seen and Heard
What made you want to look up ceil? Please tell us where you read or heard it (including the quote, if possible).