Quiz: Remember the definition of mal de mer?

contact process

noun, Chemistry
a catalytic method for producing sulfuric acid from sulfur dioxide and oxygen.
1900-05 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for contact process
  • There are two major processes that have been used to produce sulfuric acid, the chamber process and the contact process.
  • All family emergencies must go through the facility emergency contact process at your offender's location.
  • It is a biological contact process in which bacteria is commonly found.
  • Senior leaders are a key part of our integrated customer contact process that has been developed with our key customers.
  • Developing, implementing, and maintaining a parent involvement and contact process.
  • Closed tube, non contact process producing a controlled focused acoustic field inside a closed vessel.
Encyclopedia Article for contact process

modern industrial method of producing sulfuric acid; it has largely replaced the chamber, or lead-chamber, process. Sulfur dioxide and oxygen, passed over a hot catalyst, unite to form sulfur trioxide, which in turn combines with water to make sulfuric acid.

Learn more about contact process with a free trial on
Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
Cite This Source

Word of the Day

Difficulty index for contact process

Few English speakers likely know this word

Word Value for contact

Scrabble Words With Friends