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The online version of the IPEDS Glossary provides definitions for almost 500 postsecondary-related terms used in the collection and dissemination of IPEDS data.

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Term Definition Related terms
Collection year The academic year in which IPEDS data were collected. Most Institutional Characteristics, Human Resources, Fall Enrollment, and Admissions data are collected for the current year; Completions, 12-Month Enrollment, Student Financial Aid, Academic Librariesand Finance data collections cover the prior year. Graduation Rates and Outcome Measures cover cohorts from prior years that completed college by August 31 of the most recent fall. Data year
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National Center for Education Statistics -
U.S. Department of Education