hydrophoben.adj.
/ˈhʌɪdrəfəʊb/ A. n.
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1. One suffering from, or affected with, hydrophobia.
2. A hydrophobic substance.
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the world > matter > liquid > dryness > [noun] > quality of being water-resistant > substance
repellant1805
water-repellant1815
water-repellent1840
repellent1843
hydrofuge1886
hydrophobe1924
1924 H. Freundlich in R. H. Bogue Theory & Applic. Colloidal Behavior I. xii. 320 The dyestuff sols..are so little affected by alkali salts that they cannot be classed as true hydrophobes.
1970 R. D. Swisher Surfactant Biodegradation ii. 31 As an example of hydrophobes which are not derived from hydrocarbons we can cite the polyoxypropylenes.
B. adj.
= hydrophobic adj. 2.
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the world > matter > liquid > dryness > [adjective] > water-resistant
repellent1789
repellant1811
water-repellant1825
water-repellent1842
water-resistant1883
hydrophobe1915
hydrophobic1938
aquaphobic1944
1915 W. W. Taylor Chem. Colloids i. 7 The term lyophile has been applied to those systems in which there is marked affinity between the phases, and lyophobe to the others. When water is the dispersion medium the terms hydrophile and hydrophobe are commonly used.
1930 J. Alexander Colloid Chem., an Introd. (ed. 3) iii. 39 Colloids of the reversible type are..said to be hydrophile or lyophile, while the irreversible colloids are hydrophobe or lyophobe.
1970 R. D. Swisher Surfactant Biodegradation vi. 207 Increased distance between the sulfonate group and the far end of the hydrophobe group increases the speed of primary biodegradation of ABS and possibly of other surfactant types.
This entry has not yet been fully updated (first published 1899; most recently modified version published online March 2018).
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n.adj.1915- to order up at the bridge
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