Let's Compare Mucosa and Serosa. 1  MUCOSA VS.  Mucosa. The mucous membranes (or mucosae or mucosas; singular mucosa) are linings of mostly endodermal origin, covered in epithelium, which are involved in absorption and secretion. mucosa \mucosa\ n.
Definition of dropper for English Language Learners. : a glass or plastic tube that is used to measure out liquids by drops.
Definition. A kaper is a short-term job. A kaper chart is a handy tool used for Girl Scout meetings and activities. In troop activities, it can be used to clarify which individual, pair, small group, or patrol is responsible for completing a specific job.efinition. A kaper is a short-term job. A kaper chart is a handy tool used for Girl Scout meetings and activities. In troop activities, it can be used to clarify which individual, pair, small group, or patrol is responsible for completing a specific job.