An inherited disorder marked by rapid aging that begins in early adolescence. Patients may be shorter than average, and have health problems such as loss and graying of hair, hardening of the arteries [..]

Standing for significant meteorological information, it is a weather report issued for hazardous weather that is considered significant to all aircraft. e.g.: severe icing, severe and extreme turbulence, and duststorms, sandstorms or volcanic ash, lowering visibility to less than 3 miles. See SIGMET

Wide Swath Mode

Win Shares; an estimate of the number of wins contributed by a player. Please see the article Calculating Win Shares for more information.

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Win Shares. Invented by Bill James. Win Shares is a very complicated statistic that takes all the contributions a player makes toward his team’s wins and distills them into a single number that represents the number of wins contributed to the team, times three. Bill continues to make changes to his system and you can read about them at Bill James O [..]

Wrong side of fabric.

Wind Waves and Storm Surges (Expert Team under JCOMM/SPA)

Win Shares; an estimate of the number of wins contributed by a player due to his offense and defense. Please see the article Calculating Win Shares for more information.

windshear.

An estimate of the total number of wins a player produces.

Wind Speed, hourly average, measured in kilometers per hour

(abbr) Wind shear, as appended to METAR reports etc. This abbreviation should only be used to indicate actual (or forecast) conditions experienced by aircraft in the atmospheric boundary layer.

The two-character ISO 3166 country code for SAMOA.