1. (

• chad

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

2. (

• Lake_Chad ,
• Chad

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

3. (

• Chad ,
• Republic_of_Chad ,
• Tchad

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

4. (

• Chad ,
• Chadic ,
• Chadic_language

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