molecular

/məˈlɛkjələr/
adjective
  1. Relating to or consisting of molecules, the smallest units of a chemical substance.
    • A molecular bond holds the atoms together in this compound.
    • The molecular structure of water is H2O.
    • Scientists study molecular interactions to understand how drugs work.
  2. Relating to the branch of science that deals with molecules, especially in biology or chemistry.
    • The course covers molecular genetics and how genes are expressed.
    • She works in a molecular biology lab at the university.
    • Molecular research has led to new treatments for genetic diseases.
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