photochemical

noun 0.886

photoreaction

noun 0.827

photochemistry

noun 0.809

photoreactivity

noun 0.736

chemical reaction

noun 0.673

photochemical smog

noun 0.672

reaction mechanism

noun 0.647

photoexcitation

noun 0.644

photocatalysis

noun 0.643

photooxidation

noun 0.635

photoactivation

noun 0.634

photodecomposition

noun 0.631

photooxygenation

noun 0.629

photoreception

noun 0.617

photolysis

noun 0.616

reaction mixture

noun 0.615

photochromism

noun 0.615

photocycloaddition

noun 0.613

radiation chemistry

noun 0.611

photoreduction

noun 0.607

photoisomerization

noun 0.606

electron transfer reaction

noun 0.606

photoreactivation

noun 0.606

photoinitiation

noun 0.603

reaction

noun 0.599

photopolymerization

noun 0.597

reaction mass

noun 0.595

photoinactivation

noun 0.590

nuclear reaction

noun 0.588

photogeneration

noun 0.586

photodimerization

noun 0.584

photoresponse

noun 0.584

photodamage

noun 0.582

photoallergy

noun 0.581

photodissociation

noun 0.581

photosensitization

noun 0.575

photoproduction

noun 0.574

photorespiration

noun 0.573

photoirradiation

noun 0.572

photoaddition

noun 0.571

photoemission

noun 0.571

photodegradation

noun 0.571

biophotolysis

noun 0.569

photocatalyst

noun 0.568

sonochemistry

noun 0.567

photobiology

noun 0.566

photoprocessing

noun 0.562

photosensitivity

noun 0.562

photosensitizer

noun 0.561

physical chemistry

noun 0.560

photopigment

noun 0.560

radiochemical

noun 0.560

photoelectric effect

noun 0.559

photoprotection

noun 0.558

phototherapy

noun 0.556

photopolymer

noun 0.555

photofragmentation

noun 0.554

photophosphorylation

noun 0.554

photoinitiator

noun 0.554

chemical physics

noun 0.553

chemiluminescence

noun 0.550

chemical laser

noun 0.549

reaction vessel

noun 0.548

photodermatitis

noun 0.548

photoabsorption

noun 0.547

photobleaching

noun 0.546

phototransduction

noun 0.545

photosystem

noun 0.544

rearrangement reaction

noun 0.543

chemical reactor

noun 0.543

chemical

noun 0.542

photoinhibition

noun 0.540

photosynthesis

noun 0.539

photovoltaic effect

noun 0.539

photoconductivity

noun 0.536

photoelectrolysis

noun 0.536

chemical change

noun 0.536

photoreceptor

noun 0.536

phytochemical

noun 0.535

photocomposition

noun 0.532

substitution reaction

noun 0.527

addition reaction

noun 0.525

chemical energy

noun 0.525

photovoltage

noun 0.523

photodisruption

noun 0.522

photomorphogenesis

noun 0.519

photophase

noun 0.517

dissociation reaction

noun 0.517

thermite reaction

noun 0.515

reactive intermediate

noun 0.515

chemical equation

noun 0.514

phototroph

noun 0.514

reactant

noun 0.513

photoaging

noun 0.513

elimination reaction

noun 0.513

photoionisation

noun 0.511

photolyase

noun 0.511

photoproduct

noun 0.510

phytochemistry

noun 0.510

electrochemical

noun 0.509