Science / Geology / Meteor: A meteoroid that penetrates Earth's atmosphere, producing a streak of bright light caused by incineration.

National Meteorological Center (NMC)

Science / Weather / National Meteorological Center (NMC): Now incorporated into the National Centers for Environmental Prediction, it was the division of the National Weather Service that produced, processed, handled, and distributed meteorological and ocean MORE


Science / Weather / Meteorology: The science and study of the atmosphere and atmospheric phenomena. Various areas of meteorology include agricultural, applied, astrometerology, aviation, dynamic, hydrometeorology, operational, and sy MORE


Science / Geology / Micrometeorite: A meteorite less than 1 millimeter in diameter. MORE

World Meteorological Organization (WMO)

Science / Weather / World Meteorological Organization (WMO): From weather prediction to air pollution research, climate change related activities, ozone layer depletion studies and tropical storm forecasting, the World Meteorological Organization coordinates gl MORE

Visual Meteorological Conditions (VMC)

Technology / Aviation / Visual Meteorological Conditions (VMC): Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima. MORE

Meteorological Tides

Science / Tides and Currents / Meteorological Tides: Tidal constituents having their origin in the daily or seasonal variations in weather conditions which may occur with some degree of periodicity. The principal meteorological constituents recognized i MORE