A grammatical case used in some languages to indicate movement away from something, removal of, separation from, or source of: "The ablative case corresponds roughly to the English prepositions 'from', 'away from', and 'concerning'."

"Raymond's sister had to memorize lists of ablative cases when she was studying a foreign language at school."

"All of the ablative cases which the author used made the story interesting but a bit convoluted."