occurring completely or not occurring at all
Syn: ↑all-or-nothing
Similar to: ↑complete

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\\| ̷ ̷ ̷ ̷| ̷ ̷\ adjective
: occurring either completely or not at all : marked either by entire, complete, inclusive, or unqualified operation or effect or by none at all

in unequal degrees, rather than in all-or-none fashion — Walter Firey

an all-or-none reaction

a nerve cell has … an all-or-none response, like the trigger of a gun — E.C.Berkeley

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allˈ-or-nothˈing or allˈ-or-noneˈ adjective
That must be gained, accepted, etc completely or not at all
• • •
Main Entry:all

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all-or-none «L r NUHN», adjective.
= all-or-nothing: (Cf.all-or-nothing) »

This transfer is an “all-or-none” process, the electron getting all of the photon's energy or none at all (Sears and Zemansky).

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adj. another way of saying all-or-nothing
Physiology (of a response) having a strength independent of the strength of the stimulus that caused it

Useful english dictionary. 2012.

Look at other dictionaries:

  • all-or-none — ȯ lər nən adj marked either by complete operation or effect or by none at all <all or none response of a nerve cell> …   Medical dictionary

  • All or none — (AON) is a stock market term usually mentioned when trading securities. It signifies that the buyer or seller will make the trade if and only if all shares will be traded at once.Sometimes the phrase all or none is also used to describe the… …   Wikipedia

  • all-or-none — (ôl ər nŭnʹ) adj. Characterized by either a complete response or by a total lack of response or effect, as in neurological action above a threshold: “Nerve impulses follow the All or None Law that is, a nerve impulse generated by a weak stimulus… …   Universalium

  • all-or-none — all′ or none′ adj. 1) of or pertaining to a process by which a muscle or nerve fiber either responds to a stimulus completely or not at all 2) all or nothing • Etymology: 1900–1905 …   From formal English to slang

  • all or none — AON (all or none) At order entry, if the order can execute in total, then it executes. Otherwise it stays in the order book until it can execute in total. Chicago Mercantile Exchange Glossary all or none ( AON) A condition that the full amount of …   Financial and business terms

  • all-or-none — adjective Date: 1900 marked either by entire or complete operation or effect or by none at all < all or none response of a nerve cell > …   New Collegiate Dictionary

  • all or none — See Bowditch law. * * * (awl or nun) 1. the principle that the heart muscle, under whatever stimulus, will contract to the fullest extent or not at all; stimulation of any single atrial or ventricular muscle fiber causes the action potential to… …   Medical dictionary

  • All or none — Requirement that none of an order be executed unless all of it can be executed at the specified price. The New York Times Financial Glossary …   Financial and business terms

  • All or none —   A contract condition that the full amount of an order to buy (or sell) securities be executed at an agreed price. A lesser amount is not acceptable …   International financial encyclopaedia

  • all or none — (AON)  Stock market order prohibiting partial sales or purchases …   American business jargon

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