Glossary
What is the dew point?
The temperature to which air must be cooled before the water vapor in it begins to condense. When the reported temperature and dew point sit close together the air is near saturation, and cloud, fog and visible moisture become likely.
Also called Dewpoint
That is the whole entry for now. The longer version, with the mechanics and worked examples, is still to be written. See autorotation for how those read once they exist.