| Sp | the bar-shaped typewriter key that introduces spaces when used |
|---|---|
| Sp | the branch of biology concerned with the effects of outer space on living organisms and the search for extraterrestrial life |
| Sp | someone who seems unable to respond appropriately to reality (as if under the influence of some narcotic drug) |
| Sp | a spacecraft designed to transport people and support human life in outer space |
| Sp | heater consisting of a self-contained (usually portable) unit to warm a room |
| Sp | a helmet worn by astronauts while in outer space |
| Sp | a manned artificial satellite in a fixed orbit designed for scientific research |
| Sp | a 3-dimensional geometric arrangement of the atoms or molecules or ions composing a crystal |
| Sp | the branch of medicine concerned with the effects of space flight on human beings |
| Sp | a manned artificial satellite in a fixed orbit designed for scientific research |
| Sp | a rocket-propelled guided missile that can escape the earth's atmosphere |
| Sp | a technological program intended to explore outer space |