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  1. INDEX Definition & Meaning - Merriam-Webster

    The meaning of INDEX is a list (as of bibliographical information or citations to a body of literature) arranged usually in alphabetical order of some specified datum (such as author, subject, or …

  2. INDEX Synonyms: 30 Similar and Opposite Words - Merriam …

    Dec 5, 2016 · Synonyms for INDEX: indicator, needle, gauge, hand, pointer, dial, face, list; Antonyms of INDEX: delete

  3. HEAT INDEX Definition & Meaning - Merriam-Webster

    The heat index is defined as a function of temperature and relative humidity. The combination of the two results in an apparent temperature that gives an idea of what the hot and humid air …

  4. Examples of 'INDEX' in a Sentence | Merriam-Webster

    Apr 10, 2024 · The 1940 census records were released a decade ago, but the federal government didn't transcribe and index the names. — Bill Bowden, Arkansas Online, 10 Apr. 2022

  5. INDEX CASE Definition & Meaning - Merriam-Webster

    The meaning of INDEX CASE is the first documented case of an infectious disease or genetically transmitted condition or mutation in a population, region, or family.

  6. INDICES Definition & Meaning - Merriam-Webster

    1 day ago · The meaning of INDICES is plural of index.

  7. INDEX NUMBER Definition & Meaning - Merriam-Webster

    The meaning of INDEX NUMBER is a number used to indicate change in magnitude (as of cost or price) as compared with the magnitude at some specified time usually taken as 100.

  8. CONSUMER PRICE INDEX Definition & Meaning - Merriam-Webster

    Nov 28, 2025 · The meaning of CONSUMER PRICE INDEX is an index measuring the change in the cost of typical wage-earner purchases of goods and services expressed as a percentage …

  9. PRICE INDEX Definition & Meaning - Merriam-Webster

    Nov 25, 2025 · The meaning of PRICE INDEX is an index number expressing the level of a group of commodity prices relative to the level of the prices of the same commodities during an …

  10. THERAPEUTIC INDEX Definition & Meaning - Merriam-Webster

    Oct 15, 2025 · The meaning of THERAPEUTIC INDEX is a measure of the relative desirability of a drug for the attaining of a particular medical end that is usually expressed as the ratio of the …