Online Google Dictionary

chalkboard 中文解釋 wordnet sense Collocation Usage Collins Definition
  1. blackboard: sheet of slate; for writing with chalk
  2. A blackboard or chalkboard is a reusable writing surface on which text or drawings are made with sticks of calcium sulfate, known, when used for this purpose, as chalk. Chalkboards were originally made of smooth, thin sheets of black or dark grey slate stone. ...
  3. Chalkboard is a font released by Apple in 2003. It was released as part of Mac OS X v10.3 and the 10.2.8 update. It is regularly compared to Microsoft's Comic Sans font. Comic Sans has shipped with Mac OS since Mac OS 8.6 in 1999.