IFAS may refer:
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Institute of Food and Agricultural Sciences
The University of Florida Institute of Food and Agricultural Sciences (UF/IFAS) is a teaching, research and Extension scientific organization focused on agriculture and natural resources. It is a partnership of federal, state, and county governmen ...
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Integrated Fixed-Film Activated Sludge, a sewage treatment process
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International French adjectival system
In rock climbing, mountaineering, and other climbing disciplines, climbers give a grade to a climbing route or boulder problem, intended to describe concisely the difficulty and danger of climbing it. Different types of climbing (such as sport ...
, a grading system used in mountaineering
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Irish Federation of Astronomical Societies
* Institute for Advanced Studies, an education organization
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Indian Frontier Administrative Service, created in 1954 and merged into Indian Administrative Service in 1968, see
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