1. (noun) a natural phenomenon involving the physical properties of matter and energy

• acoustic phenomenon
• atmospheric phenomenon
• boundary layer
• chaos
• chop
• cloud
• conduction
• conductivity
• decalescence
• electrical phenomenon
• electricity
• energy
• energy
• free energy
• event
• field
• field of force
• force field
• floatation
• flotation
• force
• force per unit area
• pressure
• pressure level
• fundamental interaction
• interaction
• hysteresis
• mechanical phenomenon
• opacity
• optical phenomenon
• power
• propagation
• reflection
• reflexion
• refraction
• resolution
• resolving power
• resolution
• resonance
• surface tension
• syzygy
• transparence
• transparency
• turbulence
• turbulency

1. (noun) a natural phenomenon involving the physical properties of matter and energy

• natural phenomenon