ablative absolute definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Gram. in Latin, a grammatically independent phrase containing a noun in the ablative case and a participle, pronoun, or second noun also in the ablative case, used to express time, cause, or circumstance
ablative absolute definition by American Heritage Dictionary
In Latin grammar, an adverbial phrase syntactically independent from the rest of the sentence and containing a noun or pronoun plus an adjunct, usually a participle or adjective, with both elements in the ablative case.