Word.ws English Dictionary

PCN

PCN is the initialism of polychlorinated naphthalene.

PCN is the abbreviation of penicillin.

PCN is the initialism of penalty charge notice.

PCN is the initialism of primary care network.

PCN is the abbreviation of percutaneous nephrostomy.

Meaning of polychlorinated naphthalene

Noun

polychlorinated naphthalene (plural polychlorinated naphthalenes, abbreviation PCN)

  1. Any of a range of compounds manufactured by treating naphthalene with chlorine; they have a variety of properties and uses.

Meaning of penicillin

Noun

penicillin (countable and uncountable, plural penicillins)

  1. Any of a group of narrow-spectrum antibiotics obtained from Penicillium molds or synthesized, that have a beta-lactam structure and are active against gram-positive bacteria and used in the treatment of various infections and diseases.
  2. A blue mold of the genus Penicillium that produces penicillin.

Forms of PCN

pluralPCNs

Questions about PCN

What is PCN the initialism of?
PCN is the initialism of polychlorinated naphthalene.

Words near PCN in the dictionary

  1. PCLSs
  2. pcm
  3. PCMCIA
  4. PCMs
  5. pCMV
  6. PCN
  7. PCNA
  8. PCNAs
  9. PCNB
  10. PCness
  11. PCNL

Source and license

Adapted from Wiktionary: PCN (page history and authors); polychlorinated naphthalene (page history and authors); penicillin (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.

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