Definitions

1. adjective

relating to or of the nature of a remedy or antidote

“The antidotal properties of the plant made it highly sought after by herbalists.”

2. noun

a remedy or antidote

“The antidotal administered to her quickly reversed the effects of the poison.”

3. noun

a report or account of something, especially an event or incident

“The newspaper article contained antidotal information about the accident that caused the highway closure.”