As a Noun: 1. A place where two paths, ways or roads cross each other, often at right angles. English = intersection. 2. A serious difference between two ways of doing things (ideas, beliefs, or interests). English = conflict. 3. In mathematics (set theory), the things or numbers that are common to two sets. English = intersection. 4. In geometry, where geometric objects cross one another. English = intersection. 5. The situation in which two ideas or statements say that two opposite things are true. English = contradiction. As a Verb or Adjective: 1. Of two paths, ways, or roads, to cross each other, often at right angles. English = intersect. 2. Of two ways of doing things (ideas, beliefs, or interests), to be very different and not at all in agreement. English = (be) in conflict; conflict. 3. In mathematics (set theory), of two sets of things or numbers to have members that are common to both sets. English = intersect. 4. In geometry, of two geometric objects, to cross or overlap each other. English = intersect. 5. Of two ideas or statements, for one to say the opposite of the other. English = contradict.