alexitery adjective 1noun 1forms 3 adjective1 •(no longer used) Acting as an antidote to poison.Yet some things attract specifically, and not by a manifest quality : as things that are carthartic or purging, and alexitery, or resisting poison. — 1802 noun1 •(rare, historical) An antidote to poison. formsalexiteries · more alexitery · most alexitery