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HEAO

Code

Meaning

Language

Themes and places

HEAO

High Energy Astronomical Observatory

In English

• Observatories
• Astronomy
• Astronautics

HEAO

Hoger Economisch en Adminstratief Onderwijs

In Dutch

• Education
• Economics
• Public administration

HEAO

High Energy Astronomy Observatory

In English

• Astronautics
• Astronomy