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Friday, August 27, 2021

08-27-2021-1107 - Latent Latency Dormant Dormancy

Latency

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Latency or latent may refer to:

Science and technology[edit]

  • Latent heat, energy released or absorbed, by a body or a thermodynamic system, during a constant-temperature process
  • Latent variable, a variable that is not directly observed but inferred in statistics

Biology and medicine[edit]

  • Latency period or latent period, the time between development of a disease or exposure to a pathogen, chemical, or radiation and when symptoms first become apparent (e.g. latent tumor) or when the disease becomes infectious (e.g. infectious disease)
  • Latent homosexuality, a term proposed by Sigmund Freud
  • Sleep onset latency, the time it takes a person to fall asleep
  • Virus latency, the ability of a virus to remain dormant

Engineering[edit]

Other uses[edit]

  • Latency stage, a term coined by Sigmund Freud for a stage in a child's psychosexual development
  • Latent Recordings, an independent Canadian record label
  • Nuclear latency, nuclearizable materials (Carbon) not in nuclear state fixed beyond or to exceed published measure/material/document/standard etc.

https://en.wikipedia.org/wiki/Latency


Latent disease - 

In epidemiology, particularly in the discussion of infectious disease dynamics (modeling), the latent period (also known as the latency period or the pre-infectious period) is the time interval between when an individual or host is infected by a pathogen and when he or she becomes infectious, i.e. capable of transmitting pathogens to other susceptible individuals.[1][2][3]

https://en.wikipedia.org/wiki/Latent_period_(epidemiology) 

Dormancy is a period in an organism's life cycle when growth, development, and (in animals) physical activity are temporarily stopped. This minimizes metabolic activity and therefore helps an organism to conserve energy. Dormancy tends to be closely associated with environmental conditions. Organisms can synchronize entry to a dormant phase with their environment through predictive or consequential means. Predictive dormancy occurs when an organism enters a dormant phase before the onset of adverse conditions. For example, photoperiod and decreasing temperature are used by many plants to predict the onset of winter. Consequential dormancy occurs when organisms enter a dormant phase after adverse conditions have arisen. This is commonly found in areas with an unpredictable climate. While very sudden changes in conditions may lead to a high mortality rate among animals relying on consequential dormancy, its use can be advantageous, as organisms remain active longer and are therefore able to make greater use of available resources.

https://en.wikipedia.org/wiki/Dormancy



above. 

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