24-letter words containing p, u, d, s
- ultra low sulphur diesel — a type of diesel fuel that has a low sulphur content
- usb adapter card support — (communications, software) A set of software extensions that provide support for USB adapter cards installed in the PCI bus or Cardbus slots in Macintosh computers that do not have built-in USB ports.
- yellow-bellied sapsucker — a woodpecker, Sphyrapicus varius, of eastern North America, having a red patch on the forehead and black and white plumage with a pale-yellow abdomen, and feeding on sap from trees.