Propylene-group
noun, Chemistry.
1.
the bivalent group −CH(CH 3)CH 2 −, derived from propylene or propane.
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noun, Chemistry. 1. any of two univalent, isomeric groups having the formula C 3 H 7 −.
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[proh-pil-hek-si-dreen] /ˌproʊ pɪlˈhɛk sɪˌdrin/ noun, Pharmacology. 1. a colorless, adrenergic, water-soluble liquid, C 1 0 H 2 N, used by inhalation as a nasal decongestant.
- Propylic
adjective 1. of, relating to, or characteristic of the propyl group.
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noun, Petrography. 1. a hydrothermally altered andesite or allied rock containing secondary minerals, as calcite, chlorite, serpentine, or epidote. noun 1. (geology) an altered andesite or similar rock containing calcite, chlorite, etc, produced by the action of hot water