diff --git a/.github/CODEOWNERS b/.github/CODEOWNERS
index 15d9bf9f891..c0a50ee5c75 100644
--- a/.github/CODEOWNERS
+++ b/.github/CODEOWNERS
@@ -37,3 +37,6 @@ src/test/ctfd/* @pandatix @NicoFgrx
 src/schemas/json/cargo.json @yassun7010
 src/schemas/json/tombi.json @yassun7010
 src/schemas/json/pyproject.json @yassun7010
+
+# Managed by Contextive Team:
+src/schemas/json/contextive-glossary.json @chrissimon-au
\ No newline at end of file
diff --git a/src/api/json/catalog.json b/src/api/json/catalog.json
index 50bc4fbca20..14a10110d01 100644
--- a/src/api/json/catalog.json
+++ b/src/api/json/catalog.json
@@ -7754,6 +7754,12 @@
       "description": "Open Source Hardware project metadata",
       "fileMatch": ["okh.{json,toml,yml,yaml}", "*.okh.{json,toml,yml,yaml}"],
       "url": "https://json.schemastore.org/okh.json"
+    },
+    {
+      "name": "Contextive Glossary",
+      "description": "A Contextive Domain Language Glossary",
+      "fileMatch": ["**/.contextive/definitions.yml", "*.glossary.yml"],
+      "url": "https://json.schemastore.org/contextive-glossary.json"
     }
   ]
 }
diff --git a/src/negative_test/contextive-glossary/missing-context-terms.yml b/src/negative_test/contextive-glossary/missing-context-terms.yml
new file mode 100644
index 00000000000..26e8aeabca5
--- /dev/null
+++ b/src/negative_test/contextive-glossary/missing-context-terms.yml
@@ -0,0 +1,4 @@
+# yaml-language-server: $schema=../../schemas/json/contextive-glossary.json
+# Invalid definitions. Context is missing a terms key.
+contexts:
+  - name: Context name
diff --git a/src/negative_test/contextive-glossary/missing-term-name.yml b/src/negative_test/contextive-glossary/missing-term-name.yml
new file mode 100644
index 00000000000..6b613321fcf
--- /dev/null
+++ b/src/negative_test/contextive-glossary/missing-term-name.yml
@@ -0,0 +1,5 @@
+# yaml-language-server: $schema=../../schemas/json/contextive-glossary.json
+# Invalid definitions. Term is missing a `name` key
+contexts:
+  - terms:
+      - definition: A term with an invalid schema in the definitions.yml
diff --git a/src/schemas/json/contextive-glossary.json b/src/schemas/json/contextive-glossary.json
new file mode 100644
index 00000000000..cab466b430a
--- /dev/null
+++ b/src/schemas/json/contextive-glossary.json
@@ -0,0 +1,102 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "$id": "https://json.schemastore.org/contextive.glossary.json",
+  "additionalProperties": true,
+  "properties": {
+    "contexts": {
+      "description": "A list of contexts - see https://docs.contextive.tech/ide/guides/setting-up-glossaries/.",
+      "type": "array",
+      "items": {
+        "title": "Context",
+        "description": "A context in the ubiquitous language, consisting of a list of terms.",
+        "type": "object",
+        "properties": {
+          "name": {
+            "title": "Name",
+            "description": "The name of the Context.",
+            "type": "string",
+            "examples": ["The Context's Name"]
+          },
+          "domainVisionStatement": {
+            "title": "Domain Vision Statement",
+            "description": "A statement that describes the purpose of the Context.",
+            "type": "string",
+            "examples": [
+              "A statement that describes the purpose of the context."
+            ]
+          },
+          "paths": {
+            "title": "Paths",
+            "description": "A list of paths that the Context is involved in.",
+            "type": "array",
+            "items": {
+              "title": "Path",
+              "description": "A path that the Context is involved in.",
+              "type": "string"
+            },
+            "minItems": 1,
+            "uniqueItems": true
+          },
+          "terms": {
+            "title": "Terms",
+            "description": "A list of Terms in the Context - see https://docs.contextive.tech/ide/guides/defining-terminology/.",
+            "type": "array",
+            "items": {
+              "title": "Term",
+              "description": "A Term in the Context.",
+              "type": "object",
+              "properties": {
+                "name": {
+                  "title": "Name",
+                  "description": "The name of the Term.",
+                  "type": "string",
+                  "examples": ["The Term's Name"]
+                },
+                "definition": {
+                  "title": "Definition",
+                  "description": "A definition of the Term in this Context.",
+                  "type": "string",
+                  "examples": ["A definition of the Term in this Context."]
+                },
+                "examples": {
+                  "title": "Examples",
+                  "description": "A list of example sentences using the Term.",
+                  "type": "array",
+                  "items": {
+                    "title": "Example sentence",
+                    "description": "An example sentence using the Term.",
+                    "type": "string",
+                    "examples": ["An example sentence using the Term."]
+                  },
+                  "minItems": 1,
+                  "uniqueItems": true
+                },
+                "aliases": {
+                  "title": "Aliases",
+                  "description": "A list of aliases for the Term.",
+                  "type": "array",
+                  "items": {
+                    "title": "Alias",
+                    "description": "An alias for the Term.",
+                    "type": "string",
+                    "examples": ["An alias for the Term."]
+                  },
+                  "minItems": 1,
+                  "uniqueItems": true
+                }
+              },
+              "required": ["name"]
+            },
+            "minItems": 1,
+            "uniqueItems": true
+          }
+        },
+        "required": ["terms"]
+      },
+      "minItems": 1,
+      "uniqueItems": true
+    }
+  },
+  "required": ["contexts"],
+  "type": "object"
+}
diff --git a/src/test/contextive-glossary/contextive-glossary.yml b/src/test/contextive-glossary/contextive-glossary.yml
new file mode 100644
index 00000000000..85219b592f6
--- /dev/null
+++ b/src/test/contextive-glossary/contextive-glossary.yml
@@ -0,0 +1,33 @@
+# yaml-language-server: $schema=../../schemas/json/contextive-glossary.json
+contexts:
+  - name: Demo
+    domainVisionStatement: To illustrate the usage of the contextive glossary file.
+    terms:
+      - name: context
+        definition: A boundary within which words have specific meanings.
+        examples:
+          - In the _Sales_ context, the language focuses on activities associated with selling products.
+          - Are you sure you're thinking of the definition from the right context?
+      - name: term
+        definition: A protected word in a given context.
+        examples:
+          - _Order_ is a term that is meaningful in the _Sales_ context.
+          - What term should we use to describe what happens when a customer buys something from us?
+        aliases:
+          - word
+      - name: alias
+        definition: >-
+          An alternative word for the same concept.
+
+          It might be a legacy term, or an alternative term that is in common use while the ubiquitous language is still being adopted.
+        examples:
+          - _Product_ is an alias of _Item_ in the Sales context.
+      - name: definition
+        definition: A short summary defining the meaning of a term in a context.
+        examples:
+          - 'The definition of _Order_ in the _Sales_ context is: "The set of _Items_ that are being sold as part of this _Order_".'
+          - Can you provide a definition of the term _Order_?
+      - name: example
+        definition: A sentence illustrating the correct usage of the term in the context.
+        examples:
+          - Can you give me an example of how to use the term _Order_ in this context?