Gerund form functioning as an uncountable noun.
Translations
Accurate verifying of data is essential before publication.
Тщательная проверка данных необходима перед публикацией.
The verifying of his identity took only a few minutes.
Подтверждение его личности заняло лишь несколько минут.
Definitions
The act or process of verifying something; confirmation. Accurate verifying of data is essential before publication.