(adj) of nerves and nerve impulses; conveying sensory information from the sense organs to the CNS, Ant. efferent, Example:afferent nerves; afferent impulses
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
a. [ L. afferens, p. pr. of afferre; ad + ferre to bear. ] (Physiol.) Bearing or conducting inwards to a part or organ; -- opposed to efferent; as, afferent vessels; afferent nerves, which convey sensations from the external organs to the brain. [ 1913 Webster ]