noun
- a person of the mesomorphic type.
noun
- a person with a muscular body build: said to be correlated with somatotoniaCompare ectomorph, endomorph (def. 1)
n.1940, from meso- + Greek morphe “form” (see Morpheus). Coined by W.H. Shelton; the reference is to the mesodermal layer of the embryo. Related: Mesomorphic (attested from 1923 in chemistry). n.
- An individual characterized by a robust muscular body build in which tissues derived from the embryonic mesodermal layer predominate.