| spondylitis |
inflammation of one or more vertebrae. |
| sponge |
any of various aquatic animals with a porous body and a tough fibrous or calcareous skeleton formed of irregular clumps or branched masses that are attached to underwater surfaces. [10 definitions] |
| sponge bath |
a cleansing of the body with a wet sponge or cloth rather than washing in a tub or shower. |
| sponge cake |
a light spongy cake made with eggs, flour, sugar, and other ingredients, but no shortening. |
| sponger |
a person or vessel that harvests sponges. [2 definitions] |
| sponge rubber |
a light porous spongelike rubber used in rubber balls, gaskets, insulation, and the like; foam rubber. |
| spongy |
resembling a sponge in lightness, porosity, absorbency, or esp. resiliency. |
| sponson |
a structure projecting from the side of a ship or boat, esp. a gun platform, or an air chamber on the gunwale of a canoe that prevents capsizing. [2 definitions] |
| sponsor |
a person who assumes responsibility for someone or something. [5 definitions] |
| spontaneity |
the quality or condition of being spontaneous. [2 definitions] |
| spontaneous |
happening freely or done by impulse; not forced. [3 definitions] |
| spontaneous combustion |
the ignition of a substance or material, such as oily cloths or wet hay, caused by the rapid increase of heat from chemical reactions in the substance. |
| spontaneous generation |
the theory that living organisms can be created entirely from inanimate matter; abiogenesis. |
| spoof |
a humorous imitation; good-natured mocking; lampoon. [5 definitions] |
| spook |
(informal) a ghost; phantom. [4 definitions] |
| spooky |
eerie and mysterious; weirdly disturbing. |
| spool |
a cylindrical object, usu. with a rim on each end, on which thread, tape, wire, photographic film, or the like is wound. [3 definitions] |
| spoon |
a utensil with a small shallow bowl at the end of a handle, used for eating, stirring, serving, or measuring. [4 definitions] |
| spoonbill |
any of several large wading birds that have a long, flat, spoon-shaped bill. [2 definitions] |
| spoondrift |
spindrift. |
| spoonerism |
a usu. unintentional switching of the initial sounds of two or more words, such as "sped rot" for "red spot". |