REVERSAL
reversal, volte-face, about-face, policy change
(noun) a major change in attitude or principle or point of view; “an about-face on foreign policy”
reversal
(noun) a change from one state to the opposite state; “there was a reversal of autonomic function”
transposition, reversal
(noun) the act of reversing the order or place of
reversion, reverse, reversal, turnabout, turnaround
(noun) turning in the opposite direction
reversal
(noun) a judgment by a higher court that the judgment of a lower court was incorrect and should be set aside
reversal, change of mind, flip-flop, turnabout, turnaround
(noun) a decision to reverse an earlier decision
reversal, turn around
(noun) turning in an opposite direction or position; “the reversal of the image in the lens”
reverse, reversal, setback, blow, black eye
(noun) an unfortunate happening that hinders or impedes; something that is thwarting or frustrating
Source: WordNet® 3.1
Etymology
Noun
reversal (countable and uncountable, plural reversals)
The state of being reversed.
An instance of reversing.
A change in fortune; a change from being successful to having problems.
Usage notes
Reversal of trains often takes place at a terminus, where the driver walks to the cab at the other end of the train; if hauled by a locomotive, that moves to the other end if the train if the train has no driving cab at the other end.
Synonyms
• reversion
Adjective
reversal (not comparable)
Intended to reverse; implying reversal.
Anagrams
• ravelers, slaverer
Source: Wiktionary
Re*ver"sal, a. Etym: [See Reverse.]
Definition: Intended to reverse; implying reversal. [Obs.] Bp. Burnet.
Re*ver"sal, n. Etym: [From Reverse.]
1. The act of reversing; the causing to move or face in an opposite
direction, or to stand or lie in an inverted position; as, the
reversal of a rotating wheel; the reversal of objects by a convex
lens.
2. A change or overthrowing; as, the reversal of a judgment, which
amounts to an official declaration that it is false; the reversal of
an attainder, or of an outlawry, by which the sentence is rendered
void. Blackstone.
Source: Webster’s Unabridged Dictionary 1913 Edition