1. a small piece of paper that is supposed to be removed when a hole is punched in a card or paper tape

Definition categories: substance, paper

2. a lake in north central Africa; fed by the Shari river

Definition categories: object

3. a landlocked desert republic in north-central Africa; was under French control until 1960

Definition categories: location

4. a family of Afroasiatic tonal languages (mostly two tones) spoken in the regions west and south of Lake Chad in north central Africa

Similar word(s): chadic

Definition categories: communication, afrasian