from The American Heritage® Dictionary of the English Language, 4th Edition
- transitive v. To provide or cover with a ceiling.
- transitive v. Nautical To provide (a ship) with interior planking or lining.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- v. To line or finish a surface, as of a wall, with plaster, stucco, thin boards, or the like.
- n. a ceiling
from the GNU version of the Collaborative International Dictionary of English
- transitive v. To overlay or cover the inner side of the roof of; to furnish with a ceiling.
- transitive v. To line or finish a surface, as of a wall, with plaster, stucco, thin boards, or the like.
from The Century Dictionary and Cyclopedia
- n. A canopy of state.
- To canopy; provide with a canopy or hangings.
- To overlay or cover the interior upper surface of (a room or building) with wood, plaster, cloth, or other material. See ceiling, 2.
- To wainscot; also, by extension, to floor.
Middle English celen, probably from Old French *celer, from Latin caelāre, to carve, from caelum, chisel; see Caelum.(American Heritage® Dictionary of the English Language, Fourth Edition)
Origin uncertain; perhaps related to Latin celare ("to hide"). (Wiktionary)
From French ciel ("heavens"), from Latin caelum. (Wiktionary)