Confused and have questions? We’ve got answers. With Chegg Study, you can get step-by-step solutions to your questions from an expert in the field. If you rather get 1:1 study help, try 30 minutes of free online tutoring with Chegg Tutors.


From Biology-Online Dictionary | Biology-Online Dictionary
Jump to: navigation, search


1. Anything that binds or squeezes a part.

2. A muscle, the action of which is to narrow a canal; a sphincter.

Origin: L. Fr. Constringo, to draw together