A readability metric for English writing, estimating how many years of formal education a person needs in order to understand the text on the first reading. It is based on the average sentence length and the proportion of words of three or more syllables.

(programming) The use of a negative integer as an array offset to access from the end of the array. Array[-3] accesses the 3ʳᵈ element from the end of the array, the same as Array[ArraySize - 3].

(information science) The act of describing a document by index terms to indicate what the document is about or to summarize its content, the index terms often coming from a controlled vocabulary.

plural of glycemic index

(information science) A controlled set of terms selected from natural language and used to represent, in summary form, the subjects of documents within a given field of knowledge.

plural of vulnerability index

plural of orbital index

plural of clustered index

plural of heat index

plural of indexing language