free fall, n.
a sudden sharp decrease in some quantity
<noun.attribute> freq. cnt.: 1 freq. cnt.: 1
dip drop fall free fall
sample sentences
"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"
lexical pointers
derivationally related form
lexical pointers
derivationally related form
the ideal falling motion of something subject only to a gravitational field
<noun.event>
free fall
semantic pointers
hypernym