| neuropil | (noun) the complex network of unmyelinated axones, dendrites, and glial branches that form the bulk of the central nervous system's grey matter and in which nerve cell bodies are embedded | Synonyms: neuropile |
|---|
| pupil | (noun) the contractile aperture in the center of the iris of the eye; resembles a large black dot | - |
|---|
| (noun) a learner who is enrolled in an educational institution | Synonyms: educatee, student |
| (noun) a young person attending school (up through senior high school) | Synonyms: school-age child, schoolchild |