| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
inter- pref.
Between; among: interdental.
In the midst of; within: interoceptor.
| inter-
A prefix meaning "between" or "among," as in interplanetary, located between planets. |