Tubular may refer to:

• having the form of a hollow cylinder, or tube
• having the form of a cylinder
• Tubular, a television-related entertainment blog on the Houston Chronicle website
• Tubular, a level in the video game Super Mario World
• Tubular, surf culture slang for cool or awesome, derived from catching a wave and getting in the tube
• Tubular people, a former ethnic group in Russia

The adjective is often applied to items which are somewhat tubular in shape:

• Tubular bells, musical instruments (also known as chimes) in the percussion family
• Tubular bridge, a bridge built as a rigid box girder section, with the traffic carried within the section
• Tubular chassis or superleggera, a type of automobile construction technique used only in expensive sports cars
• Tubular Gallery, a large diameter, round, tubular steel structure used to enclose a troughed conveyor belt
• Tubular pin tumbler lock, or tubular lock, a type of lock using a tubular key
• Tubular NDT, nondestructive testing applied to metallic tubing
• Tubular neighborhood, a mathematical concept
• Tubular-pneumatic action, a playing action for pipe organs, in which key and stop activity is transmitted from the console to the windchest via pneumatic impulses traveling through tubes
• Tubular tyre, a bicycle tyre (tire) which is glued onto the rim

The adjective is often applied to parts of the body which resemble or are composed of tube-like members:

• Tubular gland
• parts of the kidney:
  • Distal convoluted tubule
  • Uriniferous tubule
  • Tubular fluid, the fluid in the tubules of the kidney