fundamental particle

noun 0.789

subatomic particle

noun 0.773

particle

noun 0.712

elementary charge

noun 0.690

elementary

noun 0.669

particle theory

noun 0.628

electron neutrino

noun 0.624

fermion

noun 0.622

electron

noun 0.615

elemental

noun 0.615

antiparticle

noun 0.614

beta particle

noun 0.612

chemical element

noun 0.610

elementary function

noun 0.605

alpha particle

noun 0.600

photoelectron

noun 0.596

charged particle

noun 0.595

neutrino

noun 0.595

photon

noun 0.593

hadron

noun 0.590

proton

noun 0.589

quasiparticle

noun 0.589

element

noun 0.587

atom

noun 0.587

nanoparticle

noun 0.583

elementary school

noun 0.577

particulate

noun 0.577

atomic

noun 0.577

electron volt

noun 0.575

free electron

noun 0.574

lepton

noun 0.573

positron

noun 0.566

neutron

noun 0.564

boson

noun 0.562

particle verb

noun 0.562

graviton

noun 0.559

antielectron

noun 0.558

particle accelerator

noun 0.555

ultrafine particle

noun 0.549

atomic nucleus

noun 0.546

pion

noun 0.541

nuclide

noun 0.539

microparticle

noun 0.537

antiproton

noun 0.537

meson

noun 0.537

muon neutrino

noun 0.537

nucleon

noun 0.537

modern physics

noun 0.536

composite particle

noun 0.535

nuclear physics

noun 0.535

gauge boson

noun 0.532

fundamental force

noun 0.532

electron tube

noun 0.529

atomic theory

noun 0.528

antineutrino

noun 0.527

microelement

noun 0.526

particle mechanics

noun 0.526

electron pair

noun 0.525

quantum physics

noun 0.525

electron gun

noun 0.524

theoretical physics

noun 0.522

antimatter

noun 0.522

electron number

noun 0.521

wave-particle duality

noun 0.521

quantum field

noun 0.520

quantum number

noun 0.519

weak nuclear force

noun 0.518

strange quark

noun 0.517

molecule

noun 0.516

deuteron

noun 0.515

bottom quark

noun 0.514

weak force

noun 0.513

positronium

noun 0.512

ponent

noun 0.512

top quark

noun 0.512

fundamental constant

noun 0.512

down quark

noun 0.511

tau neutrino

noun 0.511

particulate matter

noun 0.510

atomic orbital

noun 0.509

magnetic monopole

noun 0.509

hydrogen

noun 0.509

entity

noun 0.508

planetesimal

noun 0.508

up quark

noun 0.508

solar energetic particle

noun 0.508

microphysics

noun 0.508

baryon

noun 0.507

sfermion

noun 0.506

proton number

noun 0.505

subunit

noun 0.505

quantum

noun 0.503

tachyon

noun 0.503