Definition of Pectoral arch. Meaning of Pectoral arch. Synonyms of Pectoral arch
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Definition of Pectoral arch
Pectoral arch Pectoral Pec"to*ral, a. [L. pectoralis, fr. pectus, -oris the
breast; cf. F. pectoral.]
1. Of or pertaining to the breast, or chest; as, the pectoral
muscles.
2. Relating to, or good for, diseases of the chest or lungs;
as, a pectoral remedy.
3. (Zo["o]l.) Having the breast conspicuously colored; as,
the pectoral sandpiper.
Pectoral arch, or Pectoral girdle (Anat.), the two or
more bony or cartilaginous pieces of the vertebrate
skeleton to which the fore limbs are articulated; the
shoulder girdle. In man it consists of two bones, the
scapula and clavicle, on each side.
Pectorial cross (Eccl.), a cross worn on the breast by
bishops and abbots, and sometimes also by canons.
Pectorial fins, or Pectorials (Zo["o]l.), fins situated
on the sides, behind the gills. See Illust. under Fin.
Pectorial rail. (Zo["o]l.) See Land rail
(b) under Land.
Pectorial sandpiper (Zo["o]l.), the jacksnipe
(b) .
