Definition of contact process in English:

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contact process

noun

The major industrial process used to make sulfuric acid, by oxidizing sulfur dioxide in the presence of a solid catalyst and absorbing the resulting sulfur trioxide in water.
Example sentences
  • Because of the purity of the acid produced, the contact process replaced the lead-chamber process during the late 1800s.
  • The population model used was a discrete-time version of the basic contact process, modified slightly to respond to the habitat types of the landscape.
  • A method for integrating salicide and borderless contact processes while avoiding current leakage at the shallow trench isolation edge is described.

For editors and proofreaders

Syllabification: con·tact proc·ess

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