Word.ws English Dictionary

ISDN

ISDN is the initialism of isosorbide dinitrate.

ISDN is the initialism of integrated services digital network.

Meaning of isosorbide dinitrate

Noun

isosorbide dinitrate (uncountable)

  1. A coronary vasodilator C₆H₈N₂O₈ (trademark Isordil) used especially in the treatment of angina pectoris.
    Synonyms:
    ISDN

Meaning of integrated services digital network

Noun

integrated services digital network

  1. The integration of data and voice communications services that are transported over digital facilities of various physical types.

Forms of ISDN

pluralISDNs

Questions about ISDN

What is ISDN the initialism of?
ISDN is the initialism of isosorbide dinitrate.

Words near ISDN in the dictionary

  1. ISCOs
  2. ISCSI
  3. ISD
  4. Isdhoo
  5. Isdhuhuttaa
  6. ISDN
  7. ISDNs
  8. ISDs
  9. ISE
  10. Ise Bay
  11. ISEA

Source and license

Adapted from Wiktionary: ISDN (page history and authors); isosorbide dinitrate (page history and authors); integrated services digital network (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: “ISDN.” Word.ws, https://word.ws/isdn. Based on Wiktionary, CC BY-SA 4.0.