Definition, synonyms and related words
simple past tense and past participle of index
"The librarian indexed the entire collection of historical documents before archiving them for future researchers."
In plain English: To index something means to organize it into a list with specific details so you can find it quickly later.
"The librarian indexed all the books in the new section so they could be found easily."
Usage: When used as the past tense or past participle of the verb "index," it means to arrange entries in alphabetical order within a book or database for easy reference. You might say the library catalog was indexed last week, but avoid using this form if you intend to mean creating an index from scratch, which requires the present tense "to index."
Having an index.
"The new book arrived with a detailed index at the back to help readers find topics quickly."
In plain English: Indexed means having information organized into a list so it can be found quickly.
"The indexed pages on this website load much faster than the others."
Usage: Use indexed as an adjective to describe something that has been organized with an index for easy reference, such as a book or database. Do not use it to mean simply existing or being present, as that is the role of the word "indexed" only in very specific technical contexts.
Derived from Latin index via French, this past participle originally meant serving as a pointer or guide to information within a larger work. It retains that sense of marking locations for easy reference in modern usage.