American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "ethyne" in a sentence
"Ideally, of course, you would also know many of the answers - that the Battle of Chickamauga happened in 1863, or that acetylene is the common name of ethyne - but, for most of us, that's the hardest part."
"(, no inhibition by ethyne )  Cofactors/prosthetic groups FAD"