hydrophobic

Definitions of hydrophobic
  1. adjective
    lacking affinity for water; tending to repel and not absorb water; tending not to dissolve in or mix with or be wetted by water
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    Antonyms:
    hydrophilic
    having a strong affinity for water; tending to dissolve in, mix with, or be wetted by water
    deliquescent
    (especially of certain salts) becoming liquid by absorbing moisture from the air
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  2. adjective
    abnormally afraid of water
    synonyms: aquaphobic
    afraid
    filled with fear or apprehension
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