Meaning of DDO | Babel Free

Definitions

1. Initialism of David Dunlap Observatory.
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2. Initialism of dynamic drive overlay, a type of computer software; a form of driver.
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3. Initialism of Dollard-des-Ormeaux, a municipality in the province of Quebec, Canada.
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4. Initialism of designated detention officer.
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Equivalents

CEFR level