17-letter words containing a, g, e, p, r, o
- sound spectrogram — a graphic representation, produced by a sound spectrograph, of the frequency, intensity, duration, and variation with time of the resonance of a sound or series of sounds.
- spectroheliograph — an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun's surface and surroundings as they would appear if the sun emitted only that light.
- spherical polygon — a closed figure formed by arcs of great circles on a spherical surface.
- split keyboarding — the act or practice of editing data from one terminal on another terminal
- spongy parenchyma — the lower layer of the ground tissue of a leaf, characteristically containing irregularly shaped cells with relatively few chloroplasts and large intercellular spaces.
- spread your wings — if you spread your wings, you do something new and rather difficult or move to a new place, because you feel more confident in your abilities than you used to and you want to gain wider experience
- spring cankerworm — the striped, green caterpillar of any of several geometrid moths: a foliage pest of various fruit and shade trees, as Paleacrita vernata (spring cankerworm) and Alsophila pometaria (fall cankerworm)
- steamboat springs — a town in NW Colorado: ski resort.
- stereolithography — a process for creating three-dimensional objects using a computer-controlled laser to build up the required structure, layer by layer, from a liquid photopolymer that solidifies.
- stereophotography — photography producing stereoscopic images.
- superregeneration — regeneration in which a signal is alternately amplified and quenched at a frequency slightly above the audible range to achieve high sensitivity with a single tube.
- taiping rebellion — a movement of religious mysticism and agrarian unrest in China between 1850 and 1864 which weakened the Manchu dynasty but was eventually suppressed with foreign aid
- take in good part — to respond to (teasing) with good humour
- travelling people — Gypsies or other itinerant people: a term used esp by such people of themselves
- turbosupercharger — (formerly) a turbocharger.
- weeping lovegrass — any grass of the genus Eragrostis, as E. curvula (weeping lovegrass) and E. trichodes (sand lovegrass) cultivated as forage and ground cover.
- well-photographed — a picture produced by photography.
- zonal pelargonium — a pelargonium whose leaves are marked with concentric circles of a different colour to the rest of the leaf
- zoogeographically — In a zoogeographical way.
- zygomatic process — any of several bony processes that articulate with the cheekbone.