Exogen(n.) A plant belonging to one of the greater part of the vegetable kingdom, and which the plants are characterized by having c wood bark, and pith, the wood forming a layer between the other two, and increasing, if at all, by the animal addition of a new layer to the outside next to the bark. The leaves are commonly netted-veined, and the number of cotyledons is two, or, very rarely, several in a whorl. Cf. Endogen.
Exogenous(a.) Pertaining to, or having the character of, an exogen; -- the opposite of endogenous.
Exogenous(a.) Growing by addition to the exterior.
Exogenous(a.) Growing from previously ossified parts; -- opposed to autogenous.
Words within exogenous