Subtropical Air: An air mass that forms over the subtropical region. The air is typically warm with a high moisture content due to the low evaporative process.

 

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Subtropical Air: An air mass that forms over the subtropical region. The air is typically warm with a high moisture content due to the low evaporative process.

Subtropical Jet: Marked by a concentration of isotherms and vertical shear, this jet is the boundary between the subtropical air and the tropical air. It is found approximately between 25° and 35° North lati . . . View Full Definition

Hairpiece: Another phrase for hitting the ball fat, or hitting the ground first - if one were able to freeze time at the right instant the divot might be laying over the top of the ball, reminiscent of . . . View Full Definition

Hairpin: A very slow, tight, sometimes 180-degree, turn.

High-Wing Airplane: a monoplane with the single supporting surface mounted on top of the fuselage.

Helmet Hair: Wearing a motorcycle helmet tends to mess up one's hair. Removing the helmet usually leaves hair sticking out in all directions. This is called helmet hair. It can be minimized by use of spe . . . View Full Definition

Haircut: A haircut, in the financial industry, is a percentage discount that’s applied informally to the market value of a stock or the face value of a bond in an attempt to account for the risk of l . . . View Full Definition

Hair Side: The side of a sheet or parchment or vellum that once carried the animal's hair. It is generally darker and smoother than the flesh side, and it may carry markings such as pores or traces of . . . View Full Definition

Gair Llanw: In Welsh poetry such as the strict meters (cynghanedd), a common technique to fill out the necessary syllables in a line is to add a gair llanw, a parenthetical word or phrase--often functio . . . View Full Definition

Frog Hair: (also called 'apron, collar, fringe') the short grass that separates the putting green from rough or fairway