English dictionary
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English noun: congo red | |||
| 1. | congo red (substance) a red-brown azo dye especially as a chemical pH indicator (congo red is red in basic and blue in acidic solutions) | ||
| Broader (hypernym) | acid-base indicator, azo dye | ||
| Domain category | solution | ||
Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
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Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk