| time | the continuum of experience in which events pass from the future through the present to the past |
space
infinite | the unlimited expanse in which everything is located, they tested his ability to locate objects in space, the boundless regions of the infinite |
| absolute space | physical space independent of what occupies it |
| phase space | (physics) an ideal space in which the coordinate dimensions represent the variables that are required to describe a system or substance, a multidimensional phase space |
| space walk | any kind of physical activity outside a spacecraft by one of the crew |
spaceflight
space travel
spacefaring | a voyage outside the Earth's atmosphere |
avocation
by-line
hobby
pursuit sideline
spare-time activity | an auxiliary activity |
time and motion study
time-and-motion study
time-motion study
motion study
time study
work study | an analysis of a specific job in an effort to find the most efficient method in terms of time and effort |
| waste of time | the devotion of time to a useless activity, the waste of time could prove fatal |
| time exposure | exposure of a film for a relatively long time (more than half a second) |
harvest
harvest time | the season for gathering crops |
haying
haying time | the season for cutting and drying and storing grass as fodder |
respite
recess
break time out | a pause from doing something (as work), we took a -minute break, he took time out to recuperate |
free time
spare time | time that is free from duties or responsibilities |
character printer
character-at-a-time printer
serial printer | a printer that prints a single character at a time |
| dead-air space | an unventilated area where no air circulates |
| hair space | (printing) the narrowest of the spaces used to separate words or letters |
line printer
line-at-a-time printer | printer that serves as an output device on a computer, prints a whole line of characters at a time |
page printer
page-at-a-time printer | a printer that prints one page at a time |
| quad space | (printing) a block of type without a raised letter, used for spacing between words or sentences |
| space bar | the bar-shaped typewriter key that introduces spaces when used |
space capsule
capsule | a spacecraft designed to transport people and support human life in outer space |
spacecraft
ballistic capsule
space vehicle | a craft capable of traveling in outer space, technically, a satellite around the sun |
| space heater | heater consisting of a selfontained (usually portable) unit to warm a room |
| space helmet | a helmet worn by astronauts while in outer space |
| Space Needle | a towerfeet tall in Seattle, a tourist attraction |
| space probe | a rocket-propelled guided missile that can escape the earth's atmosphere, makes observations of the solar system that cannot be made by terrestrial observation |
| space rocket | a rocket powerful enough to travel into outer space |
| space shuttle | a reusable spacecraft with wings for a controlled descent through the Earth's atmosphere |
space station
space platform
space laboratory | a manned artificial satellite in a fixed orbit designed for scientific research |
| storage space | the area in any structure that provides space for storage |
| time-ball | a ball that slides down a staff to show a fixed time, especially at an observatory |
time bomb
infernal machine | a bomb that has a detonating mechanism that can be set to go off at a particular time |
| time capsule | container for preserving historical records to be discovered at some future time |
| time clock | clock used to record the hours that people work |
time-delay measuring instrument
time-delay measuring system | chronoscope for measuring the time difference between two events |
| time exposure | a photograph produced with a relatively long exposure time |
| time-fuse | a fuse made to burn for a given time (especially to explode a bomb) |
| time machine | a science fiction machine that is supposed to transport people or objects into the past or the future |
| time-switch | a switch set to operate at a desired time |
vintage
time of origin | the oldness of wines |
meter
metre
time | rhythm as given by division into parts of equal duration |
| light time | distance measured in terms of the speed of light (or radio waves), the light time from Jupiter to the sun is approximately minutes |
| pleural space | the small potential space between the parietal and visceral layers of the pleura |
pericardial cavity
pericardial space | the space between the layers of the pericardium that contains fluid that lubricates the membrane surfaces and allows easy heart movement |
| subarachnoid space | a space in the meninges beneath the arachnoid membrane and above the pia mater that contains the cerebrospinal fluid |
| visual space | the visual perception of space |
space lattice
crystal lattice
Bravais lattice | a -dimensional geometric arrangement of the atoms or molecules or ions composing a crystal |
| space program | a technological program intended to explore outer space |
space-time
space-time continuum | the four-dimensional coordinate system ( dimensions of space and of time) in which physical events are located |