authoritative russian

• вла́стный

  domineering, imperious, authoritative, bossy

  power-related, of authority, governmental

  having power (over), in control (of)

• авторите́тный

  authoritative, respected, influential, reputable

  authoritative, competent, reliable

• прика́зывающий

  commanding, ordering, authoritative

• повелева́ющий

  commanding, imperious, authoritative

• власти́тельный

  authoritative, commanding, powerful

  imperious, domineering, overbearing, lordly

• малоавторите́тный

  carrying little authority, little respected, not very influential

  insufficiently authoritative, carrying little weight, hardly reliable

• вла́стно

  imperiously, commandingly, bossily, authoritatively

Examples

• Это авторитетный источник информации для студентов.

  This is an authoritative source of information for students.

• Она говорила властно и уверенно.

  She spoke in an authoritative and confident manner.

• Его тон был непререкаемым и строгим

  His tone was authoritative and stern.