Dictionary.com
Thesaurus.com
Jump To:
  • F.D.
    F.D.
    abbreviation
    Fidei Defensor.
  • FD
    FD
    abbreviation
    Fidei Defensor

F.D.

American  

abbreviation

  1. Fidei Defensor.

  2. fire department.

  3. focal distance.


FD British  

abbreviation

  1. Fidei Defensor

"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

Etymology

Origin of FD

Latin: Defender of the Faith

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

That club is an older model, the Titleist 915 Fd.

From Golf Digest • Aug. 20, 2019

When the force is constant and applied in the same direction the object moves, then we define the work done as the product of the force and the distance the object travels: W = Fd.

From Textbooks • Mar. 30, 2016

Calculating the work directly is generally difficult, since W = Fd cos θ and the direction and magnitude of F can be complex for multiple charges, for odd-shaped objects, and along arbitrary paths.

From Textbooks • Aug. 12, 2015

The work done on the mass is then W = Fd = mgh .

From Textbooks • Aug. 12, 2015

I don’t know why, but I just had a feeling that Fd never see him again.

From "The Freedom Writers Diary" by The Freedom Writers

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "F.D." for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com