chalk talk

chalk talk

n. A lecture, often informal, illustrated with diagrams chalked on a blackboard.

chalk talk

n (Education) US and Canadian an informal lecture with pertinent points, explanatory diagrams, etc, shown on a blackboard

Thesaurus

Noun

1.

chalk talk - a talk that uses a blackboard and chalktalk - the act of giving a talk to an audience; "I attended an interesting talk on local history"