heterogeneity
/,hetəroudʤi'ni:iti/
Definition
Noun: 1. The quality or state of being diverse in character or content; the condition of being composed of parts or elements that are different from one another. It refers to a lack of uniformity or similarity within a group, system, or mixture.
Usage
Heterogeneity is a formal term used to describe a collection or system where the constituent parts are varied or dissimilar. It is often used in academic, scientific, and technical contexts (e.g., statistics, biology, sociology, data analysis) to discuss diversity within a sample, population, or material. It is the opposite of homogeneity.
Examples
- The heterogeneity of the student body, with learners from over 50 countries, enriched classroom discussions.
- Researchers noted a significant heterogeneity in the patients' responses to the new drug, suggesting it may not work uniformly for everyone.
- The genetic heterogeneity of the species makes it particularly resilient to disease.
- A major challenge in the study was the heterogeneity of the data collected from different sources.
Advanced Usage
- Statistical Heterogeneity: In meta-analysis, this refers to the variability in study outcomes beyond what would be expected due to chance alone. It indicates that the studies may not all be estimating the same underlying effect.
- Tumor Heterogeneity: In oncology, this describes the presence of different cell types within a single tumor, which can complicate treatment.
Variants and Related Words
- Heterogeneous (adjective): Consisting of diverse or dissimilar elements.
- Heterogeneously (adverb): In a heterogeneous manner.
Synonyms
- Diversity
- Variety
- Disparity
- Multifariousness
- Non-uniformity
Antonyms
- Homogeneity
- Uniformity
- Sameness
Noun
-
the quality of being diverse and not comparable in kind
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