| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
interneuron in·ter·neu·ron (ĭn'tər-n&oobreve;r'ŏn', -ny&oobreve;r'-)
n.
A nerve cell found entirely within the central nervous system that acts as a link between sensory neurons and motor neurons.