abträglich
Abträglich is a term that is not established in standard German. It does not appear in major dictionaries such as Duden and is rarely found in contemporary published texts. When it does occur, it is typically treated as a misspelling or as a nonce word rather than as a stable technical term.
Because there is no widely accepted definition, any proposed sense is speculative and highly dependent on context.
In practice, readers encountering abträglich should check the surrounding text for clues about intended meaning, and
See also: Abtrag, Abtragung, Abnutzung, Abtragbarkeit, Tragbarkeit.