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meteorograph |
an instrument that measures and records several atmospheric or weather conditions at the same time. |
meteorologist |
a scientist who studies the weather and atmospheric phenomena. Some meteorologists make weather forecasts for the public. |
millibar |
a unit of atmospheric pressure equal to one thousandth of a bar or one thousand dynes per square centimeter. |
nitrogen fixation |
any of various processes to convert atmospheric nitrogen into compounds with other elements, either naturally, as by bacteria, in leguminous plants or the soil, or chemically for industrial use, fertilizers, and the like. |
NOAA |
abbreviation of National Oceanic and Atmospheric Administration. |
ozone layer |
an atmospheric layer between ten and twenty miles above the earth that contains a substantial concentration of ozone, which absorbs ultraviolet radiation from space and prevents some heat loss from the earth; ozonosphere. |
pressure suit |
an airtight suit that, when inflated, maintains for its wearer normal atmospheric pressure at high altitudes, in space, or the like. |
rhizobium |
any of various soil bacteria that live in a symbiotic relationship with legume plants by forming nodules on the roots and converting atmospheric nitrogen into a form the plants can use. |
roentgen |
a unit of x-radiation or gamma radiation equal to the amount that produces, in 0.001293 gram or one cubic centimeter of dry air at zero degree Celsius and standard atmospheric pressure, one electrostatic unit of electricity. |
seiche |
a prolonged oscillating wave in a lake, bay, or gulf caused by changes in atmospheric pressure or seismic disturbances such as earthquakes. |
sonde |
any of various devices, esp. a radiosonde, sent aloft by rocket or balloon to measure atmospheric conditions. |
-sphere |
an atmospheric layer surrounding the earth, another planet, or a star. [1/2 definitions] |
weather |
unpleasant, turbulent, or violent atmospheric conditions. [1/7 definitions] |
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