| The Columbia Encyclopedia, Sixth Edition. 2001-07. |
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| spectacle bird to Sri Aurobindo |
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| spectacle bird |
| Spectator |
| spectral class |
| Spectral Classes for Main Sequence Stars (table) |
| spectroheliograph |
| spectrophotometer |
| spectroscope |
| spectroscopic binary |
| spectrum |
| speculation |
| Spee, Maximilian, Graf von |
| speech |
| speech, freedom of |
| speech defect |
| Speed, John |
| speed |
| speedometer |
| Speedway |
| speedwell |
| Speer, Albert |
| Speke, John Hanning |
| speleology |
| spell |
| Spellman, Francis Joseph |
| Spelman College |
| Spemann, Hans |
| Spence, Thomas |
| Spencer, Anna Garlin |
| Spencer, George John Spencer, 2d Earl |
| Spencer, Herbert |
| Spencer, Sir Stanley |
| Spencer |
| Spencer Gulf |
| Spender, Sir Stephen |
| Spener, Philipp Jakob |
| Spengler, Oswald |
| Spenser, Edmund |
| Speranski, Mikhail Mikhailovich |
| sperm |
| spermaceti |
| spermatozoon |
| sperm oil |
| sperm whale |
| Sperry, Elmer Ambrose |
| Sperry, Roger Wolcott |
| Speusippus |
| Spey |
| Speyer, John of |
| Speyer |
| Spezia, La |
| sphagnum |
| sphalerite |
| sphenodon |
| sphere |
| sphere of influence |
| spherical aberration |
| sphinx |
| Spica |
| spice |
| spicebush |
| Spice Islands |
| spicule |
| spider |
| spider-flower |
| spiderhunter |
| spiderwort |
| Spieghel, Hendrick Laurenszoon |
| Spielberg, Steven |
| Spielberg |
| Spielhagen, Friedrich |
| spikenard |
| Spillane, Mickey |
| spinach |
| spinal column |
| spinal cord |
| spinal puncture |
| spinal tap |
| spindle |
| spindle tree |
| spine |
| spinel |
| Spinello di Luca Spinelli |
| spinet |
| Spingarn, Joel Elias |
| spinning |
| Spinola, Ambrogio |
| Spínola, António Sebastião Ribeiro de |
| Spinone Italiano |
| Spinoza, Baruch |
| spiny anteater |
| spiraea |
| spiral nebula |
| spire |
| spiritism |
| spirit level |
| spirits of hartshorn |
| spiritual |
| spiritualism |
| Spithead |
| Spitsbergen |
| Spitteler, Carl Friedrich Georg |
| spittlebug |
| Spitz, Mark Andrew |
| Spitzer, Eliot Laurence |
| Spitzer Space Telescope |
| Spitzweg, Carl |
| spleen |
| splint |
| Split |
| Splügen |
| Spock, Benjamin McLane |
| Spode, Josiah, I |
| Spofford, Ainsworth Rand |
| Spohr, Ludwig |
| spoiler |
| spoils system |
| Spokan |
| Spokane, city, United States |
| Spokane, river, United States |
| Spoleto |
| Spoleto Festival |
| Sponde, Jean de |
| sponge |
| spontaneous combustion |
| Spontini, Gaspare |
| spoonbill |
| Sporades |
| spore |
| sporophyte |
| sporotrichosis |
| Sporozoa |
| sport, in biology |
| sporting dog |
| sports |
| sports medicine |
| spot |
| Spotswood, Alexander |
| Spotsylvania |
| Spotted swine |
| Spottiswoode, John |
| Sprague, Frank Julian |
| sprain |
| Sprat, Thomas |
| sprat |
| Spratly Islands |
| spraying |
| Spree |
| Sprengel, Christian Konrad |
| spring, in geology |
| spring, in mechanics |
| spring beauty |
| springbok |
| Springdale |
| Springer Mountain |
| springer spaniel |
| Springfield |
| springfish |
| Springhill |
| spring peeper |
| Springs |
| Springsteen, Bruce Frederick |
| springtail |
| Spring Valley |
| Spruance, Raymond Ames |
| spruce |
| sprue |
| Spühler, Willy |
| spurge |
| Spurgeon, Charles Haddon |
| spurry |
| Spurs, Battle of the |
| Sputnik |
| Spuyten Duyvil Creek |
| spying |
| Spyri, Johanna |
| Squanto |
| Squarcione, Francesco |
| square |
| square, magic |
| square root |
| squaring the circle |
| squash |
| squash bug |
| squash racquets |
| squash tennis |
| squatter sovereignty |
| Squaw Valley |
| squawweed |
| squeteague |
| squid |
| Squier, Ephraim George |
| squill |
| squinch |
| squint |
| squirrel |
| squirrel corn |
| squirting cucumber |
| Sr |
| Sremski Karlovci |
| Sri Aurobindo |
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| | | The Columbia Encyclopedia, Sixth Edition. Copyright © 2007 Columbia University Press. |
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