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Wordnet 3.0

NOUN (1)

1. a doctor's degree in education;
[syn: Doctor of Education, EdD, DEd]


WordNet (r) 3.0 (2006):

DEd n 1: a doctor's degree in education [syn: Doctor of Education, EdD, DEd]
The Jargon File (version 4.4.7, 29 Dec 2003):

DED /D?E?D/, n. Dark-Emitting Diode (that is, a burned-out LED). Compare SED, LER, write-only memory. In the early 1970s both Signetics and Texas instruments released DED spec sheets as AFJs (suggested uses included ?as a power-off indicator?).
The Free On-line Dictionary of Computing (30 December 2018):

DED Dark-Emitting Diode (that is, a burned-out LED). Compare SED, LER, write-only memory. In the early 1970s both Signetics and Texas instruments released DED spec sheets as AFJs (suggested uses included "as a power-off indicator"). [Jargon File]