Definition of carrels:
(n) :
(by extension) A partitioned space for reading or studying, often in a library.
(n) :
(obsolete) A type of fabric used in the 16th and 17th centuries.
(n) :
(obsolete) Synonym of quarrel (“a square-headed arrow”).
(n) :
A surname.
(n) :
(architecture, obsolete) Alternative spelling of carol (“a small closet or enclosure built against the inner side of a window of a monastery's cloister, to sit in for study”). [(historical) A round dance accompanied by singing.]