Definitions:

1. Describes objects or items that resemble a pouch or bag in shape or function. ADJECTIVE
   • The jellyfish has a saclike body with ling, trailing tentacles.
2. In biology, often describes parts of an organism that have a bag-like or pouch-like form, such as organs or tissues. ADJECTIVE
   • The lungs are composed of millions of tiny saclike structures called alveoli that facilitate gas exchange.

Synonyms:

• bursiform
• pouch-shaped
• pouchlike