peristalsis /per-uh-STAWL-sis/ noun:  the progressive wave of contraction and relaxation of a tubular muscular system, especially the alimentary canal, by which the contents are forced through the system


zeugma /ZOOG-muh/ noun:  the use of a word to refer to two or more words, especially in different senses (for instance, “he caught a fish and a cold” or “she lost her ring and her temper”)