---
title: "Read Vocabulary Concept Definition"
method: GET
path: "/vocab/concepts/{cvcid}/definition/{locale}"
tags: ["Vocabularies"]
---

# Read Vocabulary Concept Definition

`GET /vocab/concepts/{cvcid}/definition/{locale}`

Retrieve controlled vocabulary concept definition based on the specified concept id.

## Path parameters

- `cvcid` string, required
- `locale` string, required

## Headers

- `Accept` 'application/x-fs-v1+json' | 'application/json', required

## Response `200`

The concept definition is available.

## Other responses

- `404` — The concept definition does not exist.

---

[API](https://skmtc.net/familysearch/apis/authentication-endpoints.md) · [All operations](https://skmtc.net/familysearch/apis/authentication-endpoints/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/familysearch/authentication-endpoints/revisions/2b5020574a62/schema)