SG Heritage Dictionary

Constrictor [Noun] Webster's Dictionary 1828

1. That which draws together or contracts. In anatomy, a muscle which draws together or closes an orifice of the body; as the constrictor labiorum, a muscle of the lips.

2. A species of serpents, the black snake of the United States. Also, the Boa constrictor the largest of known serpents.

Constrictor [Noun] Webster's Dictionary 1913

1. That which constricts, draws together, or contracts.

2. A muscle which contracts or closes an orifice, or which compresses an organ; a sphincter.

3. A serpent that kills its prey by inclosing and crushing it with its folds; as, the boa constrictor.