scap·u·lar 2 /ˈskæpyələr/
1. Ecclesiastical . a loose, sleeveless monastic garment, hanging from the shoulders.
2. two small pieces of woolen cloth, joined by strings passing over the shoulders, worn under the ordinary clothing as a badge of affiliation with a religious order, a token of devotion, etc.
3. Anatomy, Zoology . scapula.
4. Ornithology . one of the scapular feathers.
1475–85; < ML scapulāre, n. use of neut. of scapulāris (adj.). See scapular 1
The monks were now standing at the tables, motionless, their cowls lowered over their faces, their hands under their scapulars.
Source: The Name of the Rose by Umberto Eco.