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English thesaurus
High Altitude, Low Opening
abbr., scottish
HALO
(parachuting)
High-Altitude Low-Opening
abbr., astronaut., mil.
HALO
(parachute jump)
High Altitude:
34 phrases
in 7 subjects
Astronautics
3
Earth sciences
2
General
3
Life sciences
1
Medical
21
Technology
1
Transport
3
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