HyperDic: teach-in

English > 1 sense of the word *teach-in*:
NOUN	communication	teach-in	an extended session (as on a college campus) for lectures and discussion on an important and usually controversial issue

English > *teach-in*: 1 sense > noun 1, communication
Meaning	An extended session (as on a college campus) for lectures and discussion on an important and usually controversial issue.
Broader	conference, group discussion	A discussion among participants who have an agreed (serious) topic
Spanish	seminario, teach-in
Catalan	seminari, teach-in