Definition of structural formula in English:

structural formula

noun

Chemistry
  • A formula that shows the arrangement of atoms in the molecule of a compound.

    Compare with empirical formula, molecular formula
    • ‘Like the molecular formula, the structural formula of a substance gives the exact number of atoms of each element per molecule.’
    • ‘To provide the full molecular formula, the structural formula must also be considered.’
    • ‘At its most basic the structural formula is the chemical formula showing the bonds that are present.’
    • ‘Butene and ethene have the same empirical formula CH 2 but different molecular and structural formulas.’
    • ‘Two years later he ascertained its structural formula.’

Pronunciation:

structural formula

/ˈstrək(t)SH(ə)rəl ˈfôrmyələ/