1. The yolk of an egg.

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

• vutellus,
• vjtellus,
• vktellus,
• votellus,
• v9tellus,
• v8tellus,
• virellus,
• vifellus,
• vitellius,
• vitelus,
• vvitellus,
• vittellus,
• vitallus,
• vitallis,
• vitellas,
• vetellus,
• vitallius,
• vitillus,
• vetellius,
• vittelus

The adjective form of the word "vitellus" is "vitelline".