What does DEF stand for?

The list of DEF abbreviation meanings.

Stands For|100Abbreviated As|0Related|0
2
Deutsche Emaillewaren-Fabrik
2
Development and Employment Fund
2
Diethyl fumarate
2
Dose Effect Factor(Science)
2
Dose Enhancement Factor
2
Duck Embryo Fibroblasts
2
Defecation(Medicine)
2
Definition(Telecommunications, Telecom, Technology)
2
Disc Edition Features
1
Aviation Defense Service(ICAO airline code, Airline)
1
Dare Education Foundation
1
Delivery Evaluation Factor
1
Derwentside Engineering Forum
1
Destination Element Field(Telecommunications, Telecom, Technology)
1
Duck embryo fibroblast
1
Duxbury Education Foundation
1
Module Definition File(Electronic engineering, Telecommunications, Telecom)
1
dose-effect factor
1
Definitely(CHAT, Internet slang, Slang)
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APASmart Define. (2018). def. Retrieved September 21, 2026, from http://smartdefine.org/def/abbreviations/f
ChicagoSmart Define. 2018. "def" http://smartdefine.org/def/abbreviations/f (accessed September 21, 2026).
HarvardSmart Define 2018, def, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/def/abbreviations/f>.
MLASmart Define. "def" 15 February 2018. Web. 21 September 2026. <http://smartdefine.org/def/abbreviations/f>