pancreaticoduodenal artery

n.

1. Either of two arteries, anterior and posterior, with origin in the superior mesenteric artery and with distribution to the head of the pancreas and to the duodenum; inferior pancreaticoduodenal artery.
2. Either of two arteries, anterior and superior, with origin in the gastroduodenal artery and with distribution to the head of the pancreas, the duodenum, and the common bile duct; superior pancreaticoduodenal artery.