free fall

Noun
  1. The ideal falling motion of something subject only to a gravitational field (synset 107377299)
    is a type of: drop, fall - a free and rapid descent by the force of gravity
  2. A sudden sharp decrease in some quantity (synset 105119135)
    "a drop of 57 points on the Dow Jones index"; "there was a drop in pressure in the pulmonary artery"; "a dip in prices"; "when that became known the price of their stock went into free fall"
    is a type of: decrease, decrement - the amount by which something decreases
    subtypes:
    • correction - a drop in stock market activity or stock prices following a period of increases
    • voltage drop - a decrease in voltage along a conductor through which current is flowing
    same as: dip, drop, fall

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