Definitions

1. noun

plural form of adversarium, referring to a collection of notes, references, or opposing arguments, often made by a scholar or researcher.

“The scholar spent years compiling her adversaria on the historical event, carefully documenting opposing viewpoints and theories.”

2. noun

a person or thing that opposes or is in conflict with another.

“The company’s main adversaria was a rival firm that tried to undercut their prices and steal their clients.”