1D (disambiguation)
1D , 1-D or 1 D stands for:
1st dimension or one-dimensional:
- a mathematical dimension, one-dimensional, see 1D
such as:
- Astra 1D , a television satellite from SES Global
- Chevrolet 1D , serial number of a Chevrolet automobile
- Hispasat 1D , a television satellite from the Spanish satellite operator Hispasat
- One Direction , British-Irish boy band
See also: