An individual characterized by ectomorphic habitus.
ectomorphic
adj.
5ECTO3 + 3MORPHIC6 designating or of the slender physical type, characterized by predominance of the structures developed from the ectodermal layer of the embryo, as skin, nerves, brain, and sense organs: cf. ENDOMORPHIC, MESOMORPHIC
ec#to[mor4phi[cal[ly
adv.
ec$to[mor#phy
n.