Definition of activation in English:

activation

noun aktɪˈveɪʃ(ə)nˌæktɪˈveɪʃ(ə)n

mass noun

1The action or process of making something active or operative.
phones with voice activation
the constant activation of the vibrating alert is running the batteries down
Example sentencesExamples
- As their website declares, there's no contract, no roaming charges, no long-distance fee, no activation fee, no hassles!
- Routine circumstances include calls made by an occupier following the activation of fire or burglar alarms.
- The first activation of the new rights will be a mobile marketing initiative.
- Such cross activation could, in theory, also occur between widely separated areas.
- A recently adopted product activation strategy makes sure you don't install the tax-preparation software on two computers.
- Have you kept a copy of all your software activation keys somewhere safe?
- A long-term weather forecast of hotter than normal conditions should signal early activation of a heat stress management plan.
- Whether it's motion sensing, voice activation, or simply breathing, there are new ideas being concocted all over the place.
- By applying this model along with a spreading activation algorithm, they can predict the number of requests for each page in a website.
- We are not able to communicate the activation states of our brains in such a way that they are perfectly replicable by others.
1. 1.1Chemistry The process of making a substance chemically or catalytically active.
  Example sentencesExamples
  During the activation process, they used steam to bombard the charred material to induce porosity.
  This indicates that the chemical process is dominated by an activation barrier.
  Phosphatases, acting as the "off switch," control the activation of protein kinases.
  We compare them to those underlying the activation of overall protein synthesis.
  Although the pathogenesis of the syndrome is not precisely understood, the activation of coagulation is an important mechanism of injury.
  Conversion of the photoproduct could be achieved by thermal activation measured in temperature-cycling experiments.
  The oxidative stress can begin a cascade of events leading to cell shrinkage, DNA fragmentation, and activation of protease.
  It is suggested that this compound prevents activation of phospholipase, rather than inhibiting its activity.
  It induces the production of nitric oxide and inhibits the activation of monocyte chemoattractant protein.
  A weaker fluoride chemical activation is needed to form the film on the surface, whereas using the higher-concentration activator produced poor adhesion.
  It decreases the rate of steady-state catalysis but does not impair the activation of the enzyme.

Definition of activation in US English:

activation

nounˌæktɪˈveɪʃ(ə)nˌaktiˈvāSH(ə)n

1The action or process of making something active or operative.
phones with voice activation
the constant activation of the vibrating alert is running the batteries down
Example sentencesExamples
- Routine circumstances include calls made by an occupier following the activation of fire or burglar alarms.
- As their website declares, there's no contract, no roaming charges, no long-distance fee, no activation fee, no hassles!
- A long-term weather forecast of hotter than normal conditions should signal early activation of a heat stress management plan.
- Whether it's motion sensing, voice activation, or simply breathing, there are new ideas being concocted all over the place.
- Such cross activation could, in theory, also occur between widely separated areas.
- We are not able to communicate the activation states of our brains in such a way that they are perfectly replicable by others.
- A recently adopted product activation strategy makes sure you don't install the tax-preparation software on two computers.
- The first activation of the new rights will be a mobile marketing initiative.
- By applying this model along with a spreading activation algorithm, they can predict the number of requests for each page in a website.
- Have you kept a copy of all your software activation keys somewhere safe?
1. 1.1Chemistry The process of making a substance chemically or catalytically active.
  Example sentencesExamples
  The oxidative stress can begin a cascade of events leading to cell shrinkage, DNA fragmentation, and activation of protease.
  Phosphatases, acting as the "off switch," control the activation of protein kinases.
  It decreases the rate of steady-state catalysis but does not impair the activation of the enzyme.
  This indicates that the chemical process is dominated by an activation barrier.
  Conversion of the photoproduct could be achieved by thermal activation measured in temperature-cycling experiments.
  During the activation process, they used steam to bombard the charred material to induce porosity.
  Although the pathogenesis of the syndrome is not precisely understood, the activation of coagulation is an important mechanism of injury.
  It induces the production of nitric oxide and inhibits the activation of monocyte chemoattractant protein.
  A weaker fluoride chemical activation is needed to form the film on the surface, whereas using the higher-concentration activator produced poor adhesion.
  It is suggested that this compound prevents activation of phospholipase, rather than inhibiting its activity.
  We compare them to those underlying the activation of overall protein synthesis.

单词	activation
释义	Definition of activation in English: activation noun aktɪˈveɪʃ(ə)nˌæktɪˈveɪʃ(ə)n mass noun 1The action or process of making something active or operative. phones with voice activation the constant activation of the vibrating alert is running the batteries down Example sentencesExamples As their website declares, there's no contract, no roaming charges, no long-distance fee, no activation fee, no hassles! Routine circumstances include calls made by an occupier following the activation of fire or burglar alarms. The first activation of the new rights will be a mobile marketing initiative. Such cross activation could, in theory, also occur between widely separated areas. A recently adopted product activation strategy makes sure you don't install the tax-preparation software on two computers. Have you kept a copy of all your software activation keys somewhere safe? A long-term weather forecast of hotter than normal conditions should signal early activation of a heat stress management plan. Whether it's motion sensing, voice activation, or simply breathing, there are new ideas being concocted all over the place. By applying this model along with a spreading activation algorithm, they can predict the number of requests for each page in a website. We are not able to communicate the activation states of our brains in such a way that they are perfectly replicable by others. 1.1Chemistry The process of making a substance chemically or catalytically active. Example sentencesExamples During the activation process, they used steam to bombard the charred material to induce porosity. This indicates that the chemical process is dominated by an activation barrier. Phosphatases, acting as the "off switch," control the activation of protein kinases. We compare them to those underlying the activation of overall protein synthesis. Although the pathogenesis of the syndrome is not precisely understood, the activation of coagulation is an important mechanism of injury. Conversion of the photoproduct could be achieved by thermal activation measured in temperature-cycling experiments. The oxidative stress can begin a cascade of events leading to cell shrinkage, DNA fragmentation, and activation of protease. It is suggested that this compound prevents activation of phospholipase, rather than inhibiting its activity. It induces the production of nitric oxide and inhibits the activation of monocyte chemoattractant protein. A weaker fluoride chemical activation is needed to form the film on the surface, whereas using the higher-concentration activator produced poor adhesion. It decreases the rate of steady-state catalysis but does not impair the activation of the enzyme. Definition of activation in US English: activation nounˌæktɪˈveɪʃ(ə)nˌaktiˈvāSH(ə)n 1The action or process of making something active or operative. phones with voice activation the constant activation of the vibrating alert is running the batteries down Example sentencesExamples Routine circumstances include calls made by an occupier following the activation of fire or burglar alarms. As their website declares, there's no contract, no roaming charges, no long-distance fee, no activation fee, no hassles! A long-term weather forecast of hotter than normal conditions should signal early activation of a heat stress management plan. Whether it's motion sensing, voice activation, or simply breathing, there are new ideas being concocted all over the place. Such cross activation could, in theory, also occur between widely separated areas. We are not able to communicate the activation states of our brains in such a way that they are perfectly replicable by others. A recently adopted product activation strategy makes sure you don't install the tax-preparation software on two computers. The first activation of the new rights will be a mobile marketing initiative. By applying this model along with a spreading activation algorithm, they can predict the number of requests for each page in a website. Have you kept a copy of all your software activation keys somewhere safe? 1.1Chemistry The process of making a substance chemically or catalytically active. Example sentencesExamples The oxidative stress can begin a cascade of events leading to cell shrinkage, DNA fragmentation, and activation of protease. Phosphatases, acting as the "off switch," control the activation of protein kinases. It decreases the rate of steady-state catalysis but does not impair the activation of the enzyme. This indicates that the chemical process is dominated by an activation barrier. Conversion of the photoproduct could be achieved by thermal activation measured in temperature-cycling experiments. During the activation process, they used steam to bombard the charred material to induce porosity. Although the pathogenesis of the syndrome is not precisely understood, the activation of coagulation is an important mechanism of injury. It induces the production of nitric oxide and inhibits the activation of monocyte chemoattractant protein. A weaker fluoride chemical activation is needed to form the film on the surface, whereas using the higher-concentration activator produced poor adhesion. It is suggested that this compound prevents activation of phospholipase, rather than inhibiting its activity. We compare them to those underlying the activation of overall protein synthesis.
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