Oxford Dictionaries

oxforddictionaries · Company

Company No Auth Free & Open text

Oxford Dictionaries API

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

GET Lists available dictionaries

Returns a list of monolingual and bilingual language datasets available in the API

https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/languages?sourceLanguage=es&targetLanguage=es

Hover any highlighted part to learn what it does

Headers — extra info sent with the request

app_id	5037d509
app_key	4dc1aebaa63721f0f8e79a55e2514bc7

curl -X GET "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/languages?sourceLanguage=es&targetLanguage=es" \
  -H "app_id: 5037d509" \
  -H "app_key: 4dc1aebaa63721f0f8e79a55e2514bc7"

import requests
params = {
    "sourceLanguage": "es",
    "targetLanguage": "es"
}
headers = {
    "app_id": "5037d509",
    "app_key": "4dc1aebaa63721f0f8e79a55e2514bc7"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/languages",
    params=params,
    headers=headers,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/languages');
url.searchParams.set('sourceLanguage', 'es');
url.searchParams.set('targetLanguage', 'es');

const response = await fetch(url, {
  headers: {
    'app_id': '5037d509',
    'app_key': '4dc1aebaa63721f0f8e79a55e2514bc7'
  },
}); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/languages")
	q := baseURL.Query()
	q.Set("sourceLanguage", "es")
	q.Set("targetLanguage", "es")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)
	req.Header.Set("app_id", "5037d509")
	req.Header.Set("app_key", "4dc1aebaa63721f0f8e79a55e2514bc7")

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/languages")
uri.query = URI.encode_www_form({
  "sourceLanguage" => "es",
  "targetLanguage" => "es"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)
req["app_id"] = "5037d509"
req["app_key"] = "4dc1aebaa63721f0f8e79a55e2514bc7"

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/languages?" . http_build_query([
    "sourceLanguage" => "es",
    "targetLanguage" => "es"
]);
$opts = ["http" => [
    "method" => "GET",
    "header" => implode("\r\n", [
        "app_id: 5037d509",
        "app_key: 4dc1aebaa63721f0f8e79a55e2514bc7"
    ]),
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET Lists available filters

Returns a list of all the valid filters to construct API calls.

https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/filters

Hover any highlighted part to learn what it does

Headers — extra info sent with the request

app_id	5037d509
app_key	4dc1aebaa63721f0f8e79a55e2514bc7

curl -X GET "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/filters" \
  -H "app_id: 5037d509" \
  -H "app_key: 4dc1aebaa63721f0f8e79a55e2514bc7"

import requests
headers = {
    "app_id": "5037d509",
    "app_key": "4dc1aebaa63721f0f8e79a55e2514bc7"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/filters",
    headers=headers,
)
print(response.json())

const url = 'https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/filters';

const response = await fetch(url, {
  headers: {
    'app_id': '5037d509',
    'app_key': '4dc1aebaa63721f0f8e79a55e2514bc7'
  },
}); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
)

func main() {
	targetURL := "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/filters"
	req, _ := http.NewRequest("GET", targetURL, nil)
	req.Header.Set("app_id", "5037d509")
	req.Header.Set("app_key", "4dc1aebaa63721f0f8e79a55e2514bc7")

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/filters")

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)
req["app_id"] = "5037d509"
req["app_key"] = "4dc1aebaa63721f0f8e79a55e2514bc7"

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/filters";
$opts = ["http" => [
    "method" => "GET",
    "header" => implode("\r\n", [
        "app_id: 5037d509",
        "app_key: 4dc1aebaa63721f0f8e79a55e2514bc7"
    ]),
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET Retrieve possible matches to input

Use this to retrieve possible [headword](documentation/glossary?term=headword) matches for a given string of text. The results are culculated using headword matching, fuzzy matching, and [lemmatization](documentation/glossary?term=lemma)

https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/search/{source_lang}?q=eye&limit=10&offset=0&prefix=false&regions=example

Hover any highlighted part to learn what it does

Headers — extra info sent with the request

app_id	5037d509
app_key	4dc1aebaa63721f0f8e79a55e2514bc7

curl -X GET "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/search/{source_lang}?q=eye&limit=10&offset=0&prefix=false&regions=example" \
  -H "app_id: 5037d509" \
  -H "app_key: 4dc1aebaa63721f0f8e79a55e2514bc7"

import requests
params = {
    "q": "eye",
    "limit": "10",
    "offset": "0",
    "prefix": "false",
    "regions": "example"
}
headers = {
    "app_id": "5037d509",
    "app_key": "4dc1aebaa63721f0f8e79a55e2514bc7"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/search/{source_lang}",
    params=params,
    headers=headers,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/search/{source_lang}');
url.searchParams.set('q', 'eye');
url.searchParams.set('limit', '10');
url.searchParams.set('offset', '0');
url.searchParams.set('prefix', 'false');
url.searchParams.set('regions', 'example');

const response = await fetch(url, {
  headers: {
    'app_id': '5037d509',
    'app_key': '4dc1aebaa63721f0f8e79a55e2514bc7'
  },
}); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/search/{source_lang}")
	q := baseURL.Query()
	q.Set("q", "eye")
	q.Set("limit", "10")
	q.Set("offset", "0")
	q.Set("prefix", "false")
	q.Set("regions", "example")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)
	req.Header.Set("app_id", "5037d509")
	req.Header.Set("app_key", "4dc1aebaa63721f0f8e79a55e2514bc7")

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/search/{source_lang}")
uri.query = URI.encode_www_form({
  "q" => "eye",
  "limit" => "10",
  "offset" => "0",
  "prefix" => "false",
  "regions" => "example"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)
req["app_id"] = "5037d509"
req["app_key"] = "4dc1aebaa63721f0f8e79a55e2514bc7"

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/oxforddictionaries.com/1.11.0/search/{source_lang}?" . http_build_query([
    "q" => "eye",
    "limit" => "10",
    "offset" => "0",
    "prefix" => "false",
    "regions" => "example"
]);
$opts = ["http" => [
    "method" => "GET",
    "header" => implode("\r\n", [
        "app_id: 5037d509",
        "app_key: 4dc1aebaa63721f0f8e79a55e2514bc7"
    ]),
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

Postman Setup Guide

Get Postman ↗

See official documentation for authentication and setup.

What can you build with Oxford Dictionaries?

Oxford Dictionaries is a Company API. Developers commonly use company APIs for:

enriching CRM records with company firmographics
building lead-generation and prospecting tools
verifying business identity and registration details
monitoring competitors and market intelligence
powering B2B data enrichment pipelines

No authentication required. This API is open — no signup or key needed. Ideal for quick prototypes and public-facing features. Oxford Dictionaries is free to use, making it a low-risk choice to experiment with.

New to APIs? Read our beginner's guide

Open documentation ↗