[ih-rek-tiv] /ɪˈrɛk tɪv/
tending to .
[ih-rek-ter] /ɪˈrɛk tər/ noun 1. Also, erecter. a person or thing that . 2. Anatomy. a muscle that the body or one of its parts. /ɪˈrɛktə/ noun 1. (anatomy) any muscle that raises a part or makes it erect 2. a person or thing that erects n. 1530s, agent noun in Latin form from erect […]
- Erector muscle of hair
erector muscle of hair n. Any of the bundles of smooth muscle fibers, attached to the deep part of hair follicles, passing outward alongside the sebaceous glands to the papillary layer of the corium, whose action erects hairs.
- Erector muscle of spine
erector muscle of spine n. A muscle with origin from the sacrum, ilium, and spines of the lumbar vertebrae, dividing into three columns that insert into the ribs and vertebrae, with nerve supply from the posterior branches of the spinal nerves, and whose action extends the vertebral column.
Trademark. 1. a brand of children’s building game.