
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 keyword).
INDEX Synonyms: 30 Similar and Opposite Words - Merriam-Webster
Synonyms for INDEX: indicator, needle, gauge, hand, pointer, dial, face, list; Antonyms of INDEX: delete
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 feels like to the …
INDICES Definition & Meaning - Merriam-Webster
1 day ago · The meaning of INDICES is plural of index.
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.
Examples of 'INDEX' in a Sentence | Merriam-Webster
Apr 10, 2024 · The index has jumped twenty-nine per cent in the past two months, which is the biggest such increase in more than thirty years. — John Cassidy, The New Yorker, 22 Jan. 2024
INDEX FINGER Definition & Meaning - Merriam-Webster
Dec 20, 2025 · The meaning of INDEX FINGER is the finger next to the thumb —called also forefinger.
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.
CONSUMER PRICE INDEX Definition & Meaning - Merriam-Webster
Dec 21, 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 of the cost …
INDEX FOSSIL Definition & Meaning - Merriam-Webster
Jan 5, 2015 · The meaning of INDEX FOSSIL is a fossil usually with a narrow time range and wide spatial distribution that is used in the identification of related geologic formations.