Word.ws English Dictionary

sep

/sɛp/

sep is the abbreviation of sepal.

Meaning of sepal

Noun

sepal (plural sepals)

  1. One of the component parts of the calyx, particularly when such components are not fused into a single structure.
    • When the sepals are distinct, or separate from each other, the calyx is said to be polysepalous.1836, The Family Magazine, Or Monthly Abstract of General Knowledge, Volume III, Redfield & Lindsay, page 367

Noun (1)

sep (plural seps)

  1. A simple closed curve used to enclose a graph, in the existential graph diagrams of Charles Sanders Peirce.

Proper noun (1) capitalized: SEP

SEP

  1. Alternative letter-case form of Sep (“September”).
  2. (abbreviation, initialism) Initialism of Socialist Equality Party.
    • Saito was with fellow WSWS reporter and SEP member Liz Cabrera when police agents began firing on the crowd.2025 June 7, Jacob Crosse, “Protests continue in Los Angeles in response to fascist immigration raids”, in World Socialist Web Site, archived from the original on 12 Jun 2025
  3. (abbreviation, initialism) Initialism of Stanford Encyclopedia of Philosophy.
    • Wikipedia, especially the less accessed and more 'nerdy' articles, tends to be full of errors when users without the requisite knowledge write them. That's why you should not ever trust wikipedia for academic content. As others point out, the IEP is a good second resource besides the SEP. Both are...2026 June 15, u/as-well, r/askphilosophy (Reddit post), archived from the original on 17 Jul 2026

Noun (2) capitalized: SEP

SEP (plural SEPs)

  1. (abbreviation, initialism) Initialism of sensory evoked potential.
  2. (US, abbreviation, initialism) Initialism of special enrollment period.
  3. (abbreviation, initialism) Initialism of standard-essential patent.
  4. (UK, abbreviation, initialism) Initialism of Surrendered Enemy Personnel.

Noun (3) capitalized: SEP

SEP pl (plural only)

  1. (abbreviation, initialism, plural, plural-only) Initialism of solar energetic particles.

Proper noun (2) capitalized: Sep

Sep

  1. (abbreviation) Abbreviation of September.

Forms of sep

pluralseps
pluralSEPs

Questions about sep

What does sep mean?
Sep means a simple closed curve used to enclose a graph, in the existential graph diagrams of Charles Sanders Peirce.
What is sep the abbreviation of?
Sep is the abbreviation of sepal.
What part of speech is sep?
Sep can be a noun or a proper noun.
How do you pronounce sep?
Sep is pronounced /sɛp/.
What is the plural of sep?
The plural of sep is seps.

Words near sep in the dictionary

  1. seotda
  2. Seoul
  3. Seoulite
  4. Seoulites
  5. Seow
  6. sep
  7. Sep.
  8. SEPA
  9. sepak takraw
  10. sepaktakraw
  11. sepal

Source and license

Adapted from Wiktionary: sep (page history and authors); SEP (page history and authors); Sep (page history and authors); sepal (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:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Vealhurl-Sep.wav.

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