1) Common lisp object system 2) Word before du Val or du Bois 
[vineyard] Clos, from the French for Closure or enclosed, is a walled vineyard used to protect the grapes from theft as well as improving the mesoclimate. Often founded by Cistercians monks. The word is often used in the name of famous wines even when the wall no longer exists. ==By country== Clos in France: In French-speaking Switzerland: ...
French word that refers to a wine producing estate enclosed by a wall, usually of monastic origin.
Clear Line-Of-SightCommand to Line-Of-SightCommon Lisp Object System
In France, a walled or enclosed vineyard. The word is now used in other countries as part of a name for a winery or wine label.
Fr. A single named vineyard, historically surrounded by a wall (though the wall may no longer exist).
A walled in vineyard.
Command to Line Of Sight
Pronounced 
( `closed `) designates a cadence (a closing gesture and a concluding note) in which the last note sounds conclusive; this pitch is called the final and is the central or `home ` note for the melody. The term clos is applied to troubadour and trouvère repertory and some instrumental dances; see also ouvert .
(pronounced klo) In France, a walled or enclosed vineyard. The word is now used in other countries as part of a fanciful name for a winery or wine label.