constrictor

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constrictor

1. any of various nonvenomous snakes, such as the pythons, boas, and anaconda, that coil around and squeeze their prey to kill it
2. Anatomy any muscle that constricts or narrows a canal or passage; sphincter

constrictor

[kən′strik·tər]
(aerospace engineering)
The exit portion of the combustion chamber in some designs of ramjets, where there is a narrowing of the tube at the exhaust.
References in periodicals archive ?
Pain during the healing phase is the result of exposure of the superior constrictor muscle and associated nerve endings to mechanical stretch, the ingestion of hypotonic solutions, and abrasion by food.
In its cervical portion, the nerve runs cranially behind the left lobe of the thyroid gland, under the inferior pharyngeal constrictor muscle, and penetrates into the larynx behind the cricothyroid joint between the thyroid ala and the cricoid lamina.
The inferior areas are located between the middle and inferior pharyngeal constrictor muscles and the thyroid membrane.