molecule Definition
- 1the smallest unit into which a substance can be divided without losing its chemical and physical properties
- 2a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction
Using molecule: Examples
Take a moment to familiarize yourself with how "molecule" can be used in various situations through the following examples!
Example
Water is made up of two hydrogen molecules and one oxygen molecule.
Example
The molecule of glucose consists of six carbon atoms, twelve hydrogen atoms, and six oxygen atoms.
Example
The drug works by binding to the molecules in the brain.
Example
The air we breathe is composed of various molecules.
molecule Synonyms and Antonyms
Phrases with molecule
Example
Examples of organic molecules include carbohydrates, lipids, proteins, and nucleic acids.
a molecule consisting of two hydrogen atoms and one oxygen atom, with the chemical formula H2O
Example
The water molecule is essential for life on Earth.
a molecule consisting of one carbon atom and two oxygen atoms, with the chemical formula CO2
Example
Carbon dioxide molecules are produced when fossil fuels are burned.
Origins of molecule
from French 'molécule', from New Latin 'molecula', diminutive of Latin 'moles' meaning 'mass'
Summary: molecule in Brief
A 'molecule' [ˈmɒljəkjuːl] is the smallest unit of a substance that retains its chemical and physical properties. It is a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction. Examples of molecules include water, glucose, and carbon dioxide.
