tungstic acid

noun Chemistry.
  1. a hydrate of tungsten trioxide, H2WO4⋅H2O, used in the manufacture of tungsten-lamp filaments.
  2. any of a group of acids derived from tungsten by the addition of acid to a soluble tungstate or to a mixture of a tungstate and a silicate, phosphate, etc.

Origin of tungstic acid

First recorded in 1790–1800
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for tungstic acid

tungstic acid

noun
  1. any of various oxyacids of tungsten obtained by neutralizing alkaline solutions of tungstates. They are often polymeric substances, typical examples being H 2 WO 4 (orthotungstic acid), H 2 W 4 O 13 (metatungstic acid), and H 10 W 12 O 14 (paratungstic acid)
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