Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to phosphane: Hydrogen phosphide
1. See phosphine.
2. Any of several compounds composed of phosphorus and hydrogen having a general formula PnHn+2.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.