General Meaning: "between" or "among"
* interact: to act upon or influence one another.
* interchange: to exchange or substitute one thing for another.
* interconnect: to connect two or more things.
* intercourse: communication or dealings between people.
* interdependence: the state of being mutually dependent.
* interdisciplinary: involving two or more branches of learning.
* interfere: to meddle in someone else's affairs.
* interject: to insert something abruptly into a conversation.
* intermediate: being in the middle or between two extremes.
* international: involving two or more countries.
* interview: a formal meeting to discuss a job application.
* interweave: to weave or combine things together.
Specific Meanings:
* interbank: relating to banks or banking.
* intercity: relating to or connecting cities.
* interfaith: relating to different religions.
* intergovernmental: involving or representing two or more governments.
* interlock: to join or fasten together.
* intermarry: to marry within a different group.
* intermission: a break or pause in a performance.
* interpersonal: relating to relationships between people.
* interpret: to explain or translate the meaning of something.
* intersect: to cross or meet at a point.
* interstellar: existing or occurring between stars.
* intervene: to become involved in a situation to try to help.
Less common words:
* intercede: to act on behalf of another person.
* intercept: to stop or seize something before it reaches its destination.
* intercostal: relating to the spaces between the ribs.
* interdict: to forbid or prohibit.
* interlude: a period of time between two events.
* interpolate: to insert something between other things.
* interrogative: relating to questions.
* intersperse: to scatter among other things.
* intertwine: to twist or braid together.
* intravenous: relating to the veins.
This is not an exhaustive list, but it should give you a good starting point for understanding the prefix "inter-".