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Definition of the noun activation

What does activation mean as a name of something?

noun - plural: activations

  1. stimulation of activity in an organism or chemical
  2. the activity of causing to have energy and be active
  3. making active and effective (as a bomb)

Alternative definition of the noun activation


  1. Making active and effective.
  2. [physics] The process of making a radioisotope by bombarding a stable element with neutrons or protons.

Specialised definition of the noun activation

Glossary of sports

the process of getting into an alert state of readiness for action (2006. Dictionary of Sport and Exercise Science. A&C Black Publishers Ltd)


  1. "Activation" is a musical album of Solano.
    • released on (4 years ago)
  2. "Activation" is a composition, cataloged instance.


  1. Activation: Актива́ція — збудження чогось, наприклад, молекул, атомів; перехід молекули з неактивного стану в стан з енергією, достатньою для здійснення хімічної реакції, наприклад, механохімічна активація .
  2. Activation: To cause something to start or to stimulate activity.

Phrases with Activation

Phrases starting with the word Activation:

  1. activation energy
  2. Activation analysis

Phrases ending with the word Activation:

  1. Ch Activation
  2. energy of activation

Printed dictionaries and other books with definitions for Activation

Click on a title to look inside that book (if available):

Google previewFundamentalsof Cognitive Psych (2006)

by Hunt

a prominent associative theorist, has noted, "activation " refers to the transfer of information from long-term to short-term memory. In other words, activation is a concept describing the transformation of information from ...

Google previewAtlas of Immunology, Third Edition (2010)

by Julius M. Cruse, MD, PhD, Robert E. Lewis

Complement activation is the initiation of a series of reactions involving the complement proteins of plasma that may result...

Google previewElectrocardiography (ECG) (2013)

by Jean-Jacques Goy, Jean-Christophe Stauffer, Jürg Schlaepfer, Pierre Christeler

Cardiac activation is a depolarisation, with constant changes in direction and amplitude, recorded by the ECG.

Cardiac activation is the sum of all the phenomena of depolarisation and repolarisation of the atrium and the ventricles.

Google previewFLIHI: Fuzzy Logic Implemented HIll-based Muscle Model (2006)

Neural activation is the filtered neural input to the CE that drives the CE to contract. EMG can be assumed to be an indirect measure of neural input [25], which is filtered by internal signals (e.g., reflex signals) to produce neural activation [114] ...

Google previewBiological Models of Artificial Networks (2000)

One consequence of gene activation is a persistent activation of the cAMP-dependent protein kinase.

Google previewBiology and Pathology of the Oocyte (2013)

Role in Fertility, Medicine and Nuclear Reprograming by Alan Trounson, Roger Gosden, Ursula Eichenlaub-Ritter

Egg activation refers to the early events that occur in the egg (or oocyte) that start embryo development.

Google previewMetabolic Brain Diseases—Advances in Research and Treatment: 2012 Edition (2012)


Wernicke Encephalopathy CHUM, Montreal: Microglial activation is a major contributor to neurologic dysfunction in thiamine deficiency “In Wernicke's encephalopathy and thiamine deficiency (TD), the cause of this brain disorder, development ...

Google previewCulture and Welfare State (2008)

Values and Social Policy in Comparative Perspective by Wim van Oorschot, Michael Opielka, Birgit Pfau-Effinger

As a first approximation, activation refers to the idea that income maintenance and employment promotion should be linked to each...

The rationale for activation is that it is better both for the individual and society that the individual be 'active'; ...

Google previewYou Are The Creator of Your Life: An Operation Manual for the Human Being

by Thomas Michael Powell

An Activation is the triggering of an ID Mass from the subconscious = out of perception = out of experience to consciousness = experience = FEEL. Activations of NIR Masses work the same as any involuntary stimulation of your memories, ...

Google previewRisk and Protective Factors in Schizophrenia (2002)

Towards a Conceptual Model of the Disease Process by Heinz Häfner, Franz Resch, Johannes Schröder

Microglial activation is a key factor in the defense of the neural parenchyma against infectious diseases, inflammation, trauma, ischemia, brain tumors and neurodegen- eration. Activated microglia can destroy invading microorganisms, remove ...

Google previewPlants for Toxicity Assessment (1991)

Second Volume by Joseph W. Gorsuch

ABSTRACT: Plant activation is the process by which promutagenic agents are activated into mutagens by plant systems. Many promutagens are activated by plants as well as by the familiar mammalian microsomal monooxygenase systems.

Google previewBuilding Evaluation (1989)

by Wolfgang F.E. Preiser

CHAPTER 8 TOWARDS AN ACTIVATION PROCESS MODEL Wolfgang F. E Preiser, John P. Petronis, and Ingrid B. Vigil Architectural Research Consultants, Inc. Albuquerque, New Mexico ABSTRACT Activation is the process of preparing ...

Google previewBacterial Evasion of Host Immune Responses (2003)

by Brian Henderson, Petra C. F. Oyston

and antibody-mediated complement activation is the production of II.

Google previewSurface Passivation and Junction Engineering in Silicon (2011)

The poor n-type dopant activation is a well known problem for Ge and is addressed in Chapter 4 of this thesis. Modified pre-diffusion clean for Ge surface [12] – This includes surface ...

Google previewHypotension: New Insights for the Healthcare Professional: 2011 Edition (2012)


Cooper University Hospital: A prospective multicenter cohort study of the association between global tissue hypoxia and coagulation abnormalities during early sepsis resuscitation “Coagulation activation is an integral part of sepsis ...

Google previewLewis' Dictionary of Toxicology (1998)

by Robert Alan Lewis

See activation. activated carbon (activated charcoal; active carbon), a highly adsorbent form of carbon produced by heating wood or other organic matter (e.g., coconut shells, bones) to a temperature of 800-900°C in the absence of air (and in ...

Google previewEncyclopedic Dictionary of Condensed Matter Physics (2004)

by Charles P. Poole, Jr.

ACTIVATION VOLUME change, but also by varying the external parameters a: ̇n = ̇n(T,a), where ̇n(T,a) = ̇n0exp [ − U(a) k B T ] . (2) One of the experimental methods for determining the activation energy is the measurement of the rate ...

Google previewCRC Dictionary of Agricultural Sciences (2001)

by Robert Alan Lewis

See also activation, activator. activated carbon (activated charcoal; active carbon) . a highly adsorbent form of carbon produced by heating wood, charcoal, or other organic matter (e.g., coconut shells, bones) to a temperature of 800- 900°C ...

Google previewEncyclopedia of Sleep and Dreams (2012)

The Evolution, Function, Nature, and Mysteries of Slumber by Deirdre Barrett, Patrick McNamara

Allan Hobson formulated the activation synthesis hypothesis of dreaming in 1975 and first published a detailed account of this theory in 1977. Originally designed ...

Google previewElectrochemical Dictionary (2012)

by Allen J. Bard, György Inzelt, Fritz Scholz

Activation overpotential 9 A and ! platinum (! electrode materials) aimed at a particular problem have been published in the literature. Most often, ! cyclic and ! squarewave voltammetry and a sequence of potential ! pulses are used.

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Video language resources about Activation

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Scrabble value of A1C3T1I1V4A1T1I1O1N1

The value of this 10-letter word is 15 points. It is included in the first and second editions of the Official Scrabble Players Dictionary.

Anagrams of ACTIVATION

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