noun as in strong fondness

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Example Sentences

Example:The electron and muon are both examples of elementary particles that belong to the lepton family.

Definition:A particle that cannot be broken down into anything smaller and is a constituent part of atoms, such as electrons, protons, and neutrons.

From elementary particle

Example:Leptons and quarks are the fundamental particles that make up matter.

Definition:In particle physics, a particle that is not made of other particles, such as quarks, leptons, and gauge bosons.

From fundamental particle