something that constricts; specif.,
- a muscle that contracts a cavity or opening, or compresses an organ
- a snake that kills by coiling around its prey and squeezing, thereby making breathing impossible
Origin of constrictorModern Latin
- One that constricts, as a muscle that contracts or compresses a part or organ of the body.
- Any of various snakes, such as the python or boa, that tightly coil around and asphyxiate their prey.