Word.ws English Dictionary

API

/ˌeɪˌpiˈaɪ/

API is the initialism of active pharmaceutical ingredient.

API is the initialism of application programming interface.

API is the initialism of Asian and Pacific Islander.

API is the initialism of advanced primer ignition.

API is the initialism of armor-piercing incendiary.

API is the initialism of American Petroleum Institute.

Meaning of application programming interface

Noun

application programming interface (plural application programming interfaces)

  1. A set of routines, protocols, and tools for building software applications, which makes it possible for software components to interact with one another.
    Synonyms:
    API

Proper noun capitalized: Api

Api

  1. A mountain of the Himalayas in the western part of Nepal, near the border of Tibet.
    • Looking to the east we could see Api and the mountains of west Nepal, shapely snow peaks in the distance, while in the immediate foreground, much lower but still dramatic, were the peaks of Panch Chuli IV and V (III was hidden by the lip of a huge cornice), Telkot and Nagling, all of them...1999, Harish Kapadia, “Ascents in the Panch Chuli Group”, in Across Peaks & Passes in Kumaun Himalaya, New Delhi: Indus Publishing Company, →ISBN, page 136

Forms of API

pluralAPIs
pluralAPI

Origin of API

From Tibetan ཨ་ཕྱི (a phyi, “grandmother”).

Words formed from API

Phrases with API

Questions about API

What does API mean?
API means a mountain of the Himalayas in the western part of Nepal, near the border of Tibet.
What is API the initialism of?
API is the initialism of active pharmaceutical ingredient.
What part of speech is API?
API is a proper noun.
How do you pronounce API?
API is pronounced /ˌeɪˌpiˈaɪ/ (US).

Words near API in the dictionary

  1. aphysiologic
  2. aphysiological
  3. aphæreses
  4. aphæresis
  5. aphæretic
  6. API
  7. API donut
  8. API donuts
  9. API gravities
  10. API gravity
  11. API Service Symbol

Source and license

Adapted from Wiktionary: API (page history and authors); Api (page history and authors); application programming interface (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)-Khangtran2008-API.wav.

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