[pek-ter-uh l] /ˈpɛk tər əl/
of, in, on, or pertaining to the chest or breast; thoracic.
worn on the breast or chest.
proceeding from the heart or inner consciousness.
Speech. (of a vocal quality) appearing to come from resonance in the chest; full or deep.
of or for diseases of the lungs.
Anatomy. a pectoral part or organ, as a pectoral muscle.
something worn on the breast for ornament, protection, etc., as a breastplate.
of or relating to the chest, breast, or thorax: pectoral fins
worn on the breast or chest: a pectoral medallion
(rare) heartfelt or sincere
a pectoral organ or part, esp a muscle or fin
a medicine or remedy for disorders of the chest or lungs
anything worn on the chest or breast for decoration or protection
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.
pectoral pec·to·ral (pěk’tər-əl)
Located in or attached to the chest, as a pectoral fin or a pectoral muscle.
noun 1. an American sandpiper, Calidris melanotos, the male of which, when courting, inflates its chest conspicuously.
- Pectoral vein
pectoral vein n. Any of the veins draining the pectoral muscles and emptying into the subclavian vein.
pectoriloquy pec·to·ril·o·quy (pěk’tə-rĭl’ə-kwē) n. Transmission of the voice sound through the pulmonary structures so that it is unusually audible on auscultation of the chest, indicating either consolidation of the lung parenchyma or the presence of a large cavity.
[pek-tohs] /ˈpɛk toʊs/ noun, Biochemistry. 1. . /ˈpɛkˌtəʊz/ noun 1. an insoluble carbohydrate found in the cell walls of unripe fruit that is converted to pectin by enzymic processes