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What does PDO mean?

Code

Meaning

Language

Themes and places

PDO

Publications of the Dominion Observatory Ottawa

In English

• Periodicals, serial publications
• Astronomy

PDO

Private Development Organization

In English

• Organizations and associations
• Development

PDO

Programme de Départs Organisés

= ODP | Orderly Departure Programme | In English

In French

• Project management
• Migrations

PDO

Pacific Decadal Oscillation

In English

• Meteorology, climatology