Nouns denoting natural phenomena
- allotropy
- the phenomenon of an element existing in two or more physical forms
- Saint Elmo's light
- an electrical discharge accompanied by ionization of surrounding atmosphere
- heat of vaporization
- heat absorbed by a unit mass of a material at its boiling point in order to convert the material into a gas at the same temperature
- air pocket
- a local region of low pressure or descending air that causes a plane to lose height suddenly
- typhoon
- a tropical cyclone occurring in the western Pacific or Indian oceans
- syzygy
- the straight line configuration of 3 celestial bodies (as the sun and earth and moon) in a gravitational system
- cross-link
- a side bond that links two adjacent chains of atoms in a complex molecule
- impedance
- a material's opposition to the flow of electric current; measured in ohms
- reluctance
- (physics) opposition to magnetic flux (analogous to electric resistance)
- life
- the organic phenomenon that distinguishes living organisms from nonliving ones
- half-light
- a greyish light (as at dawn or dusk or in dim interiors)
- puff
- a short light gust of air
- geological phenomenon
- a natural phenomenon involving the structure or composition of the earth
- spark
- electrical conduction through a gas in an applied electric field
- fireball
- an especially luminous meteor (sometimes exploding)
- pleomorphism
- (biology) the appearance of two or more distinctly different forms in the life cycle of some organisms
- ocean current
- the steady flow of surface ocean water in a prevailing direction
- dust storm
- a windstorm that lifts up clouds of dust or sand
- juice
- electric current
- heat of dissociation
- the heat required for a fluid substance to break up into simpler constituents
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