18-letter words containing s, h, e, p, r, d
- september holidays — a period of time in September when people do not have to go to school, college or work
- sharp-shinned hawk — a North American hawk, Accipiter striatus, having extremely slender legs, a bluish-gray back, and a white, rusty-barred breast.
- sheltered workshop — a place of employment for persons with disabilities where their rights are protected and their needs are met.
- shepherd satellite — a small moon orbiting near a planetary ring, whose gravitational pull helps confine the ring and the ring's extent.
- sonic depth finder — a sonar instrument that uses echolocation to measure depths under water.
- sound spectrograph — an electronic device for recording a sound spectogram.
- spotted flycatcher — a European woodland songbird, Muscicapa striata, with a greyish-brown streaked plumage: family Muscicapidae (Old World flycatchers)
- super middleweight — a boxer weighing up to 168 pounds (75.6 kg), between middleweight and light heavyweight.
- temporary hardness — hardness of water due to the presence of magnesium and calcium hydrogencarbonates, which can be precipitated as carbonates by boiling
- the lords temporal — (in Britain) peers other than bishops in their capacity as members of the House of Lords
- threatened species — a species likely, in the near future, to become an endangered species within all or much of its range.
- to sweep the board — If someone sweeps the board in a competition or election, they win nearly everything that it is possible to win.
- wpa pre-shared key — Wi-Fi Protected Access Pre-Shared Key