D/F

or DF

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direction finding.

QUIZ

WILL YOU SAIL OR STUMBLE ON THESE GRAMMAR QUESTIONS?

Smoothly step over to these common grammar mistakes that trip many people up. Good luck!

Question 1 of 7

Fill in the blank: I can’t figure out _____ gave me this gift.

who

whom

TAKE THE QUIZ TO FIND OUT

Words nearby D/F

dextrosinistral, dextrous, dey, Dezhnev, dezincification, D/F, D.F.A., DFAB, D.F.C., DfEE, DFID

Other definitions for D/F (2 of 3)

D.F.¹

abbreviation

Defender of the Faith.

Origin of D.F.

From New Latin Dēfēnsor Fidēī

Other definitions for D/F (3 of 3)

D.F.²

abbreviation

Distrito Federal.

Doctor of Forestry.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use D/F in a sentence

The program has not made a final selection on which upgrades will actually be included in future versions of the F-35.
Pentagon Misfires in Stealth Jet Scandal|Dave Majumdar|January 8, 2015|DAILY BEAST
That article noted that the F-35 does not currently have the ability to down-link live video to ground troops,.
Pentagon Misfires in Stealth Jet Scandal|Dave Majumdar|January 8, 2015|DAILY BEAST
In fact, according to F-35 program sources, the next software upgrades are not yet fully defined nor are they fully funded.
Pentagon Misfires in Stealth Jet Scandal|Dave Majumdar|January 8, 2015|DAILY BEAST
Therefore, it is not possible for any F-35 schedule to include a video data link or infrared pointer at this point.
Pentagon Misfires in Stealth Jet Scandal|Dave Majumdar|January 8, 2015|DAILY BEAST

“Gronkowski” itself never manages to sound more erotic than the name of a hearty Polish stew or a D-list WWE performer.
‘A Gronking to Remember’ Speed Read: 8 Naughtiest Bits|Emily Shire|January 7, 2015|DAILY BEAST
C was a Captain, all covered with lace; D was a drunkard, and had a red face.
Boys and Girls Bookshelf; a Practical Plan of Character Building, Volume I (of 17)|Various
E was an Esquire, with pride on his brow; F was a Farmer, and followed the plough.
Boys and Girls Bookshelf; a Practical Plan of Character Building, Volume I (of 17)|Various
D'o l'on peut aussy veoir, quelle esperance il y a de planter une belle chrestient par tels evangelistes.
The Jesuit Relations and Allied Documents, Vol. II: Acadia, 1612-1614|Various
Neither of us spoke again, and at length the squat log buildings of Pend d' Oreille loomed ahead of us in the night.
Raw Gold|Bertrand W. Sinclair
I follow F. mainly, and note all but very trifling variations from it.
Chaucer's Works, Volume 1 (of 7) -- Romaunt of the Rose; Minor Poems|Geoffrey Chaucer

British Dictionary definitions for D/F (1 of 2)

abbreviation for

Defender of the Faith

British Dictionary definitions for D/F (2 of 2)

D/F

DF

/ telecomm /

abbreviation for

direction finder

direction finding

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012