| sinusoidal projection |
an equal-area map projection of the entire earth in which all lines of latitude are shown as straight lines and all lines of longitude as curved. |
| -sion |
act or process, or result of (such) an act or process. [2 definitions] |
| Sion |
variant of Zion. |
| Siouan |
a family of North American Indian languages of central and eastern North America. [3 definitions] |
| Sioux |
a member of a group of American Indian peoples of the northern plains of the United States and of southern Canada, esp. the Dakota. [2 definitions] |
| sip |
to drink slowly and a little at a time. [3 definitions] |
| siphon |
a tube or pipe used to suck a liquid over the top of its container and into a lower one by means of air pressure. [3 definitions] |
| siphon bottle |
a sealed bottle having a tube through the neck that is connected at the top with a valve that controls the flow of the pressurized carbonated water in the bottle. |
| siphonophore |
any of various transparent or colored marine hydrozoans, including the Portuguese man-of-war. |
| sir |
(often cap.) a respectful form of address for a man, usu. used in place of his name. [3 definitions] |
| sirdar |
in India, Afghanistan, or Pakistan, a military leader. [2 definitions] |
| sire |
the male parent of a four-legged, domesticated animal such as a horse. [3 definitions] |
| siren |
(often cap.) in Greek mythology and The Odyssey, one of a group of sea nymphs who lure sailors to death on rocky coasts by their seductive singing. [6 definitions] |
| Sirius |
a white binary star in the constellation Canis Major, the brightest star in the sky with a combined magnitude of -1.4; Dog Star. |
| sirloin |
a cut of beef from the upper loin, just in front of the rump. |
| sirocco |
a hot, dry, dusty wind that blows steadily from North Africa to parts of Europe. [2 definitions] |
| sirree |
(informal) sir (used for emphasis after "yes" or "no"). |
| sirup |
variant of syrup. |
| Sir Walter Raleigh |
an English explorer who founded a short-lived colony on what is now Roanoke Island, Virginia (b.1554--d.1618). |
| sis |
(informal) sister (often used as a term of address). |
| sisal |
a stiff fiber used to make rope and similar products. [2 definitions] |