Etymology
Advertisement

blackboard (n.)

"board painted black and written on in chalk," especially as used in schoolrooms, 1823, from black + board (n.1). Blackboard jungle "inner-city school rife with juvenile delinquency" is from Evan Hunter's novel title (1954).

updated on June 05, 2017

Advertisement
Advertisement
Definitions of blackboard from WordNet

blackboard (n.)
sheet of slate; for writing with chalk;
Synonyms: chalkboard
Etymologies are not definitions. From wordnet.princeton.edu, not affiliated with etymonline.