voidance
/ˈvɔɪdəns/noun
mass noun
1- the action of voiding something or the state of being voided排泄, 放出：
the voidance of exhaust gases.
废气的排放。
1.1
- count noun chiefly Law an annulment of a contract【主律】（合同的）废除。
1.2
- count noun Christian Church a vacancy in a benefice【基督教】（神职的）空缺, 空位。
词源
late Middle English: from Old French， from the verb voider （see VOID）.