Origin of pectoral
Examples from the Web for pectoral
Historical Examples of pectoral
The pectoral fins are simply laid flat to the side in making the cast.Taxidermy
Leon Luther Pray
"It's fine—it's fine for the pectoral muscles," he went on, more firmly.The Trimming of Goosie
It has already been shown that the pectoral fins are jointed to a girdle.The Sea Shore
William S. Furneaux
The breadth of the pectoral fin, as shown by the skeleton, was 5¾ inches.The Beaked Whales of the Family Ziphidae
In Myliobates it is projecting, the pectoral fins extending like wings.The Ocean World:
Word Origin for pectoral
1570s, "pertaining to the breast," from Latin pectoralis "of the breast," from pectus (genitive pectoris) "breast, chest," from PIE root *peg- "breast."
early 15c., "ornament worn on the breast," from Middle French pectoral and directly from Latin pectorale "breastplate," noun use of neuter of adjective pectoralis (see pectoral (adj.)).
As a shortened form of pectoral muscle, attested from 1758. Slang shortening pec for this is first recorded 1966. Related: Pectorals; pecs.