Formed like a net or of network. Hence, by extension.Having many similar openings which are large in proportion to the solid parts.Like a network; entangled; complicated.In anatomy, forming or formed by reticulation; retial; full of interstices; cancellate; areolar; cellular: as. reticular substance, tissue, or membrane, which is the areolar or cellular or ordinary connective tissue. The rete mucosum of the skin is sometimes specifically called the reticular body. See rete.