1. The inner germ layer that develops into the lining of the digestive and respiratory systems
   - endoderm, entoderm, endoblast, hypoblast

Derived forms: entoblasts

Type of: germ layer

• brown
• brown ale
• brown algae
• brown ash
• brown bat
• brown bear
• brown bells
• brown bent
• brown Betty
• brown bread
• brown bullhead
• brown butter
• brown coal
• brown creeper
• brown cup
• brown dwarf
• brown goods
• brown hickory
• brown hyena
• brown lacewing
• brown lemming
• brown oak
• brown onion sauce
• brown pine
• brown rat