H line may refer to:
- H Line (RTD), a light rail line in Denver and Aurora, Colorado, U.S.
- H Line, a portion of the North Carolina Railroad between Greensboro and Cary, North Carolina, US
- H (Los Angeles Railway), former streetcar service
- Line H (Buenos Aires Underground), a metro line in Buenos Aires, Argentina
- The 404.7nm emission band from a Mercury-vapor lamp
- The calcium H line, an absorption line in the Sun's spectrum at 396.9nm
- Pencil skirt, sometimes called a H-line skirt
See also
Topics referred to by the same term
This disambiguation page lists articles associated with the title H line.If an internal link led you here, you may wish to change the link to point directly to the intended article. Category: