Study Guide - Quick Reference - Pecs Lats and Teres Major
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- Pectoral (n.) 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. (Etymology Online)
- Latissimus - From Latin lātissimus (“widest, broadest”), superlative of lātus (“wide, broad”) (Wiktionary)
- Dorsi - dorsal (adj.) early 15c., from Old French dorsal (14c.) or directly from Medieval Latin dorsalis, corresponding to Latin dorsualis "of the back," from dorsum "back," of uncertain origin. (Etymology Online)
- Teres - of latin origin referring to "round" or "cylindrical" (Wikipedia)
- Major - major (adj.) c.1300, from Latin maior (earlier *magjos), irregular comparative of magnus "large, great" (see magnate). (Etymology Online)