Of or relating to the replacement of three of several atoms or groups in a compound, such as an amine in which three valences of the functional group are taken by carbon atoms. c. Of or relating to salts of acids containing three replaceable hydrogen atoms.
Hayden is a town in Blount County, Alabama, United States. At the 2010 census the population was 444.[3]
FREMONT COUNTY, Colo. UPDATE (8/3, 9:19 a.m.): The Hayden Pass Fire is now 60 percent contained. This is just 5 percent off firefighters' goal of 65 percent. The remaining the 35 percent is in area firefighters can't reach, so firefighters are just going to let it burn itself out.