molecule
/ˈmɑ.lɪ.kjul/ noun B1- The smallest particle of a specific element or compound that retains the chemical properties of that element or compound; two or more atoms held together by chemical bonds. · Hydrogen chloride is a diatomic molecule, consisting of a hydrogen atom and a chlorine atom.
- A tiny amount.
Plural molecules
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When scent molecules enter the nasal cavity, they stimulate specialized receptors that immediately transmit signals to the olfactory bulb.
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