Word.ws English Dictionary

spd

spd is the abbreviation of speed.

Meaning of speed

Noun

speed (countable and uncountable, plural speeds)

  1. The state of moving quickly or the capacity for rapid motion.
    • How does Usain Bolt run at that speed?
  2. The rate of motion or action, specifically the magnitude of the velocity; the rate distance is traversed in a given time.
    • Speed limits provide information to the drivers about the safe speed to travel in average conditions.
  3. The sensitivity to light of film, plates or sensor.
  4. The duration of exposure, the time during which a camera shutter is open (shutter speed).
  5. The largest size of the lens opening at which a lens can be used.
  6. The ratio of the focal length to the diameter of a photographic objective.

See all 29 meanings of speed

Noun capitalized: SPD

SPD (countable and uncountable, plural SPDs)

  1. (abbreviation, initialism) Initialism of schizoid personality disorder.
  2. (abbreviation, initialism) Initialism of schizotypal personality disorder.
  3. (abbreviation, initialism) Initialism of sadistic personality disorder.
  4. (abbreviation, initialism) Initialism of sensory processing disorder.
  5. (abbreviation, initialism) Initialism of spectral power distribution.
  6. (abbreviation, initialism) Initialism of serial presence detect.
  7. (abbreviation, initialism) Initialism of summary plan description.
  8. (abbreviation, initialism) Initialism of surge protective device (surge protector).
  9. (abbreviation, initialism) Initialism of symphysis pubis dysfunction.

Proper noun (1) capitalized: SPD

SPD

  1. Shimano Pedaling Dynamics

Proper noun (2) capitalized: SPD

SPD

  1. (German, abbreviation, initialism) Initialism of Social Democratic Party of Germany (“Sozialdemokratische Partei Deutschlands”).
    • Albrecht Lein reports that the core of the Braunschweig Antifa was made up of KPD and SPD members in their forties and fifties who had avoided the front, though Catholic workers’ organizations and other forces were also involved.2017 May, Loren Balhorn, “The Lost History of Antifa”, in Jacobin Magazine
    • In a quirk of German politics, the governing coalitions are often given names. The previous coalition government, headed by the SPD (red), included the Green Party (green) and Liberal Party (yellow) - together they were known as the “traffic light” coalition.2025 February 22, Sebastian Shukla, Nadine Schmidt and Claudia Otto, “Germany is holding a national election. Here’s what’s at stake”, in CNN

Forms of spd

pluralSPDs

Origin of spd

Abbreviation

Borrowed from German SPD (“Sozialdemokratische Partei Deutschlands”).

Questions about spd

What does spd mean?
Spd means shimano Pedaling Dynamics.
What is spd the abbreviation of?
Spd is the abbreviation of speed.
What part of speech is spd?
Spd can be a noun or a proper noun.
What is the plural of spd?
The plural of spd is SPDs.

Words near spd in the dictionary

  1. SPCE
  2. SPCK
  3. SPCs
  4. SPCUM
  5. SPCX
  6. spd
  7. SPDI
  8. SPDIs
  9. SPDL
  10. spdl.
  11. spdls.

Source and license

Adapted from Wiktionary: spd (page history and authors); SPD (page history and authors); speed (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “spd.” Word.ws, https://word.ws/spd. Based on Wiktionary, CC BY-SA 4.0.