Public Health Glossary

Decode complex terminology and master the language of public health.

Z-score

Definition: A Z-score (or standard score) quantifies how many standard deviations an individual data point is from the mean of…

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Z-test

Definition: The Z-test is a statistical hypothesis test used to determine if a sample mean is significantly different from a…

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Zidovudine

Definition: Zidovudine (AZT), a nucleoside reverse transcriptase inhibitor (NRTI), is an antiretroviral drug used to treat and prevent Human Immunodeficiency…

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Zika virus

Definition: Zika virus is a flavivirus primarily transmitted by *Aedes* species mosquitoes, known for causing Zika fever, which is often…

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Zinc deficiency

Definition: Zinc deficiency is a condition resulting from insufficient dietary intake or impaired absorption of zinc, an essential micronutrient vital…

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Zolpidem

Definition: Zolpidem is a non-benzodiazepine hypnotic agent, commonly known as a "Z-drug," primarily prescribed for the short-term treatment of insomnia…

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Zonal statistics

Definition: Zonal statistics compute summary statistics (e.g., mean, sum, count) for the cells of a raster layer that fall within…

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Zoonosis

An infectious disease that has jumped from a non-human animal to humans.

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Zoster

Definition: Zoster, commonly known as shingles, is a viral disease characterized by a painful skin rash with blisters, caused by…

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Zygote

Definition: A zygote is the single diploid cell formed by the fusion of a male gamete (sperm) and a female…

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Zymography

Definition: Zymography is an electrophoretic technique used to detect and characterize the activity of enzymes, primarily proteases, directly within a…

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