1. Producing young in a living state; opposed to oviparous.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• viparous,
• bipparous,
• -primiparous,
• civiparous,
• biviparous,
• giviparous,
• fiviparous,
• vuviparous,
• vjviparous,
• vkviparous,
• voviparous,
• v9viparous,
• v8viparous,
• vivoparous,
• viviparouse,
• vivparous,
• viviparouus,
• gemiparous,
• pilifereous,
• Sepiparous

The adjective form of the word "viviparous" is "viviparous".

The plural form of the word "viviparous" is "viviparous." The word is already considered a plural noun and does not change when referring to multiple viviparous organisms.

The singular form of "viviparous" is "vivipar".