Best known for: Mapping the Hudson River and the North Atlantic; Biography: Where did Henry Hudson grow up? Historians know very little of Henry Hudson's youth. He was probably born in or near the city of London sometime between 1560 and 1570. It is likely that his family was wealthy and that his grandfather founded a trading company called the Muscovy Company. At some point in his life Henry married a woman named Katherine.
Definition of submandibular. 1  1 : of, relating to, situated in, or performed in the region below the lower jaw. 2  2 : of, relating to, or associated with the salivary glands inside of and near the lower edge of the mandible on each side.
2. extension or protrusion. 3. a condition in which the teeth or other maxillary or mandibular structures are situated anterior to their normal position. mandibular protraction. 1. the protrusive movement of the mandible initiated by the lateral and medial pterygoid muscles acting simultaneously. 2. a facial anomaly in which the gnathion lies anterior to the orbital plane. maxillary protraction a facial anomaly in which the subnasion is anterior to the orbital plane.