excitations

States of arousal

Excitations is the plural of excitation, a state of being excited or stimulated.

The word appears most often in technical contexts—physics, chemistry, and neuroscience—where it describes the process of raising something to a higher energy level: The laser produced excitations in the electrons.

In physiology, excitations refer to stimulation of nerves or muscles.

neural

neurotransmitters

Chemical neural messengers

activation · arousal · stimuli · neurons · receptors · signals · firing · dendrites · axons · cortical

emotional

enthusiasm

Intense eager enjoyment

exuberance · zeal · ardor · elation · jubilation · animation · thrill · euphoria · rapture · ecstasy

physics

quantum

Smallest discrete unit

spectroscopy · wavefunction · superposition · entanglement · particles · spin · vibration · transition · fermions · bosons

Opposites
energy state

excitationsrelaxations

Acts of loosening tension

deactivations · decays · decay · quiescence · equilibrium

physiological/neural activity

excitationsinhibitions

Mental barriers limiting behavior

relaxations · suppressions · sedations · depressions · deactivations

emotional/psychological state

excitationsrelaxations

Acts of loosening tension

sedations · tranquilizations · pacifications · stillnesses · lulls

Family

excitation

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