index
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Is index a Scrabble word?
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- Scrabble US/Canada (OTCWL) Yes
- Scrabble UK (SOWPODS) Yes
- Wordle Yes
- Words With Friends Yes
Scrabble US/Canada (OTCWL) 
Wordle 
Words With Friends What is the meaning of index?
Definition
noun (English)
1. (typography) A symbol resembling a pointing hand, used to direct particular attention to a note or paragraph.Synonyms: manicule
2. (linguistics) A type of noun where the meaning of the form changes with respect to the context; e.g., 'Today's newspaper' is an indexical form since its referent will differ depending on the context. See also icon and symbol.
3. (economics) A single number calculated from an array of prices or of quantities.
4. (sciences) A number representing a property or ratio; a coefficient.Examples: "In other words, we predict that the index for a new pair of materials can be obtained from the indexes of the individual materials, both against air or against vacuum."
5. (mathematics) A raised suffix indicating a power.
6. (computing, especially programming and databases) An integer or other key indicating the location of data, e.g. within an array, vector, database table, associative array, or hash table.especially
verb (English)
1. (transitive) To arrange an index for something, especially a long text.Examples: "MySQL does not index short words and common words."transitive
2. (chiefly economics) To normalise in order to account for inflation; to correct for inflation by linking to a price index in order to maintain real levels.
3. (linguistics, transitive) To be indexical for (some situation or state of affairs); to indicate.Examples: "For example, the feature I indexes the current speaker in the speech event and you, the current addressee."transitive
4. (computing) To access a value in a data container by an index.
5. (mechanical engineering, transitive) To use a mechanism to move an object to a precise location.transitive
Definition source: Wiktionary