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after that point. Otherwise, it may correspond to the aircraft's maximal safe range in a situation where the only possible landing site is the takeoff site, for example in the case of an aircraft to an aircraft carrier that is underway and distant from any airfield. In those conditions, an aircraft must always have enough fuel for a return flight, so the "point of no return" may represent the point before which the pilot must return or else risk catastrophe.
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307:. The novel and play concern a pivotal period in the life of a New York City banker. In the course of the story, the character faces two "point of no return" realities: first, that his quest for a big promotion will mean either triumph or a dead end to his career, and second, that he can never go back to the small-town life he abandoned as a young man.
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Burn one's bridges. This expression is derived from the idea of burning down a bridge after crossing it during a military campaign, leaving no choice but to continue the march. Figuratively, it means to commit oneself to a particular course of action by making an alternative course impossible. It is
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The point of safe return (F) is the last point on a route at which it is possible to safely return to the departure airfield with the required fuel reserves still available in the tanks. Continuing past the PSR, the aircraft must either land at its intended destination or divert and land at another
254:) is the point beyond which one must continue on one's current course of action because turning back is no longer possible, being too dangerous, physically difficult, or prohibitively expensive to be undertaken. The point of no return can be a calculated point during a continuous action (such as in
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to refer to the time and/or location during a flight at which the aircraft no longer has enough fuel to return to its originating airfield. Important decisions may need to be made prior to the point of no return, since it will be unsafe to turn around and fly back if the pilot changes their mind
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Burn one's boats. This is a variation of "burning one's bridges", and alludes to certain famous incidents where a commander, having landed in a hostile country, ordered his men to destroy their ships, so that they would have to conquer the country or be killed.
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on the other side of a river. After crossing the river on a pontoon bridge (rafts in another version) Bayinnaung ordered the bridge to be destroyed. This action was taken to spur his troops forward in battle and provide a clear signal that there would be no
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most often used in reference to deliberately alienating persons or institutions whose cooperation is required for some action. For instance, "On my last day at my old job, I told my boss what I really think about the company. I guess I burned my bridges."
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is cast"), which is reportedly what Caesar said at the crossing of the
Rubicon. This metaphor comes from gambling with dice: once the die or dice have been thrown, all bets are irrevocable, even before the dice have come to
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It can also mean the instance in which an aircraft taxis down a runway, gaining a certain speed, and must become airborne in lieu of a crash or explosion on the runway (
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Physiology: PONR may also refer to the moment, when a human male is sufficiently sexually aroused, beyond which ejaculation will inevitably occur. Recognizing and
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into Italy. After this, if he did not triumph, he would be executed. Therefore, the term "the
Rubicon" is used as a synonym to the "point of no return".
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in 1927 in which there was uncertainty about the plane's ability to take off from a 5,000-foot mud-soaked runway while fully loaded with aviation fuel.
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521:(207 BC); by fording a river and destroying all means of re-crossing it, he committed his army to a struggle to the end with the
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The arrow has been launched from the bow ("ok yaydan çıktı"). A Turkish expression meaning a path of no return has been taken.
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in 49 BC. Roman generals were strictly forbidden from bringing their troops into the home territory of the
Republic in
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Jenseits eines bestimmten
Punktes gibt es keine Rückkehr. Dieser Punkt muss erreicht werden.
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facilitates enhanced physical endurance and can promote a blissful state.
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The following expressions also express the idea of a point of no return.
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98:. Statements consisting only of original research should be removed.
620: – Cost that has already been incurred and cannot be recovered
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The phrase "point of no return" originated as a technical term in
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614: – Free choice in which only one option is actually offered
411:(9th century). Miniature from the 12th-century Byzantine codex
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There are a number of phrases with similar or related meaning:
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Calculate and visualize point of no return (radius of action)
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Betrachtungen über Sünde, Leid, Hoffnung und den wahren Weg
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use of the term in popular culture was in the 1947 novel
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303:. It inspired a 1951 Broadway play of the same name by
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Point beyond which turning back is no longer possible
439:Another such incident was in 1519 AD, during the
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649:Harvey, 1925, 154-155; U Kala II p. 173, ch. 168
584: – "Take-it-or-leave-it" negotiating tactic
362:. On 10 January, Caesar led his army across the
451:, so that his men would have to conquer or die.
407:orders his troops to torch their ships before
468:Two similar stratagems were used during the
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158:introducing citations to additional sources
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319:nearby airfield should an emergency arise.
57:Learn how and when to remove these messages
626: – Final demand backed up by a threat
454:A third such incident occurred after the
227:Learn how and when to remove this message
114:Learn how and when to remove this message
554:maintaining arousal approaching the PONR
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148:Relevant discussion may be found on the
509:"Break the kettles and sink the boats (
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424:One such incident was in 711 AD, when
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495:led by Gen. Kyawhtin Nawrahta (later
441:Spanish conquest of the Aztec Empire
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472:(206–202 BCE); these have led to
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169:"Point of no return"
154:improve this article
16:For other uses, see
588:Bridge of No Return
501:Hanthawaddy Kingdom
476:, elaborated below.
428:forces invaded the
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534:Battle of Jingxing
470:Chu–Han Contention
449:scuttled his ships
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297:Point of No Return
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536:(204 BCE).
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88:improve it
43:improve it
624:Ultimatum
618:Sunk cost
606:Fail-safe
483:. In the
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210:July 2014
150:talk page
104:July 2014
92:verifying
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676:Category
576:See also
515:Xiang Yu
504:retreat.
461:reached
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381:" ("The
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360:Italy
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511:破釜沉舟
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242:The
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383:die
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