Molecular

/məˈlɛkjʊlər/

Meaning & Definition

adjective
pertaining to or made up of molecules.
The molecular structure of water consists of two hydrogen atoms bonded to one oxygen atom.
relating to the interactions and functions of molecules in biological processes.
Molecular biology studies the biochemistry of nucleic acids and proteins.
describing something that exists at the level of molecules.
The molecular weight of a substance is an important factor in chemical reactions.
concerned with the molecular aspects of diseases or conditions.
Molecular genetics has advanced our understanding of hereditary diseases.

Etymology

Derived from the Latin 'molecula', meaning 'small mass'.

Common Phrases and Expressions

molecular level
Refers to interactions or processes that occur at the molecular scale.
molecular structure
The arrangement of molecules within a compound.
molecular weight
The weight of a molecule based on its composition.

Related Words

molecule
A group of atoms bonded together.
molecular biology
The branch of biology that deals with the molecular basis of biological activity.