Definition of compurgator in English:

compurgator

noun

Law
historical
  • A sworn witness to the innocence or good character of an accused person.

    • ‘If these compurgators all agreed in a declaration in favour of the accused, this was held to he a complete acquittal.’
    • ‘My neighbors, as my compurgators, could aver this fact, as seeing my occupations and my attachment to them.’
    • ‘Should the accuser bring co-accusers, the defendant had to bring an equal number of compurgators.’
    • ‘Well, she probably thought the air force officer was a compurgator.’
    • ‘It is also noteworthy that in these cases a portion of the compurgators were women.’

Origin

Mid 16th century: medieval Latin, from Latin com- together with + purgator, from purgare purify (see compurgation).

Pronunciation:

compurgator

/ˈkɒmpəːɡeɪtə/