HD NASA Abbreviation

Also known as: hd.

HD has various meanings in the NASA category. Discover the full forms, definitions, and usage contexts of HD in NASA.

Hoiddown

Most Common NASA
Head-Up Display

A cockpit system where data from flight instruments is projected onto a screen or the wind-screen so that the pilot can see it with-out having to look down.

NASA
Highly Desirable
NASA
Horizontal Drain
NASA
Hydrogen Drain
NASA

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