"Water molecules" refers to the tiny particles that make up water. Water molecules consist of two hydrogen atoms and one oxygen atom bonded together. Full definition
A long - suspected secret behavior of water molecules in ice is seen for the first time using a new technique that could help develop energy alternatives. (treehugger.com)
For weather systems, this ordinarily takes the form of heat energy trapped in water molecules in the atmosphere. (scientificamerican.com)
These free charges split water molecules into hydrogen and oxygen. (futurity.org)