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单词 freefall
释义

freefall

See also: free-fall and free fall

English

Alternative forms

  • free fall (noun only)
  • free-fall (verb, noun as a modifier)

Etymology

free + fall

Noun

freefall (uncountable)

  1. (physics) The state of being in a motion affected by no acceleration (force) other than that provided by gravity.
  2. (common usage) The state of falling with no interference from outside forces other than the air resistance (no open parachute, etc.)
  3. (by extension) The state of worsening out of control.
    As civil war continues in Iraq, the U.S. president's approval ratings are in freefall.

Derived terms

Translations

Verb

freefall (third-person singular simple present freefalls, present participle freefalling, simple past freefell, past participle freefallen)

  1. To drop in a state of freefall.
    A base jumper attempts to freefall for as long as possible before triggering the parachute.

Derived terms

  • free-falling

Translations

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