17-letter words containing p, h, y, s
- spondylolisthesis — the forward displacement of a vertebra.
- 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.
- steamship company — a company which has a fleet of steamships
- 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.
- stymphalian birds — a flock of predacious birds of Arcadia that were driven away and killed by Hercules as one of his labors.
- sulphur butterfly — sulfur butterfly.
- surprise symphony — the Symphony No. 94 in G major (1791) by Franz Josef Haydn.
- sympathetic magic — magic predicated on the belief that one thing or event can affect another at a distance as a consequence of a sympathetic connection between them.
- synchronous speed — the speed at which an alternating-current machine must operate to generate electromotive force at a given frequency.
- synthetic phonics — a method of teaching people to read by training them to pronounce sounds associated with particular letters in isolation and then blend them together
- tertiary syphilis — the third stage of syphilis, characterized by involvement of the internal organs, especially the brain, spinal cord, heart, and liver.
- the lord's prayer — the, the prayer given by Jesus to His disciples, and beginning with the words Our Father. Matt. 6:9–13; Luke 11:2–4.
- the pennsylvanian — the Pennsylvanian period or rock system, equivalent to the Upper Carboniferous of Europe
- to get psyched up — to prepare mentally
- to push your luck — If you say that someone is pushing their luck, you think they are taking a bigger risk than is sensible, and may get into trouble.
- unsympathetically — in a manner that is not characterized by feeling or showing sympathy
- vanity publishing — the practice of the author of a book paying all or most of the costs of its publication
- varix lymphaticus — a similar condition affecting an artery or lymphatic vessel
- walleye surfperch — a common black and silvery surfperch (Hyperprosopon argenteum) found off the coast of California
- yorkshire pudding — a pudding made of an unsweetened batter of flour, salt, eggs, and milk, baked under meat as it roasts to catch the drippings or baked separately with a small amount of meat drippings.