1. (modified, organic chemistry) any univalent organic radical derived from an aromatic hydrocarbon by removing a hydrogen atom

Derived forms: aryls

Encyclopedia: Aryl

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• primary atypical pneumonia
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• primary cell
• primary censorship
• primary coil
• primary color
• primary color for light
• primary color for pigments
• primary colour
• primary colour for light
• primary colour for pigments
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• primary health care
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• primary sex character
• primary sex characteristic
• primary sexual characteristic
• primary solid solution