The wavelike contractions of the smooth muscle in the  gastrointestinal system are called peristalsis. The purpose of  peristalsis is to push boluses of food along the gastr â¦ ointestinal  tract.
quibble (third-person singular simple present quibbles, present participle quibbling, simple past and past participle quibbled) (intransitive) To complain or argue in a trivial or petty manner. They are constantly quibbling over insignificant details.
noun. 1  1An instance of nibbling something. âHe said anyone who goes through what he did without even getting a nibble from a fish on his line deserves his money back.â. 2  2informal An expression of cautious interest in a project or proposal. ânow and then she gets a nibble, but no one will commit to an interviewâ.