From 7fb495810611847669240cec8b3bddc7a0ea67de Mon Sep 17 00:00:00 2001
From: Liam Thompson <32779855+leemthompo@users.noreply.github.com>
Date: Fri, 21 Nov 2025 14:44:30 +0100
Subject: [PATCH 1/3] Define and disambiguate Elasticsearch in glossary
---
reference/glossary/index.md | 22 +++++++++++++++++++++-
1 file changed, 21 insertions(+), 1 deletion(-)
diff --git a/reference/glossary/index.md b/reference/glossary/index.md
index 4d49480a7a..b7f8cc6bc1 100644
--- a/reference/glossary/index.md
+++ b/reference/glossary/index.md
@@ -264,6 +264,26 @@ $$$glossary-elastic-security-indices$$$ {{elastic-sec}} indices
$$$glossary-elastic-stack$$$ {{stack}}
: Also known as the *ELK Stack*, the {{stack}} is the combination of various Elastic products that integrate for a scalable and flexible way to manage your data.
+$$$glossary-elasticsearch$$$ {{es}}
+: The open source search and analytics engine, data store, and vector database which is the core of the [{{stack}}](#glossary-elastic-stack) and powers the Elastic platform.
+:::{admonition} Disambiguation
+The term "{{es}}" has several meanings depending on the context in which it is used.
+
+**The standalone software**
+- The [`elasticsearch` open source project](https://github.com/elastic/elasticsearch) is a standalone piece of software. Pre-built artifacts are available for download and installation from [elastic.co](https://www.elastic.co/downloads/elasticsearch), or you can build from source. Learn more about [deploying a self-managed cluster](/deploy-manage/deploy/self-managed.md).
+- An `elasticsearch` [node](#glossary-node) is a running instance of the software, which can be part of a [cluster](#glossary-cluster) and exposes REST API endpoints. Refer to the [reference documentation](elasticsearch://reference/elasticsearch/index.md) for usage details.
+
+
+**The project type / solution view**
+- {{es}} is the name of a [project type (or solution view)](/solutions/search.md) that includes UI features tailored for search use cases:
+ - {{es}} is a **project** type on {{serverless-full}}.
+ - {{es}} is a **solution** in {{stack}} deployments. Each [space](/deploy-manage/manage-spaces.md) has its own navigation or "solution view".
+
+
+**The platform**
+- The {{es}} [platform](https://www.elastic.co/platform) (also known as the Elastic platform or Search AI Platform) refers to various {{stack}} components deployed together with additional management affordances to power Elastic's managed services.
+:::
+
$$$glossary-elasticsearch-service$$$ Elasticsearch Service
: The former name of {{ech}}, which is the official hosted {{stack}} offering, from the makers of {{es}}. Available as a software-as-a-service (SaaS) offering on different cloud platforms, such as AWS, GCP, and Microsoft Azure.
@@ -543,7 +563,7 @@ $$$glossary-no-op$$$ no-op
: In {{ecloud}}, the application of a rolling update on your deployment without actually applying any configuration changes. This type of update can be useful to resolve certain health warnings.
$$$glossary-node$$$ node
-: 1. A single {{es}} server. One or more nodes can form a [cluster](/reference/glossary/index.md#glossary-cluster). See [Clusters, nodes, and shards](/deploy-manage/production-guidance/elasticsearch-in-production-environments.md).
+: 1. A single [{{es}}](#glossary-elasticsearch) server. One or more nodes can form a [cluster](/reference/glossary/index.md#glossary-cluster). See [Clusters, nodes, and shards](/deploy-manage/production-guidance/elasticsearch-in-production-environments.md).
2. In {{eck}}, it can refer to either an [Elasticsearch Node](elasticsearch://reference/elasticsearch/configuration-reference/node-settings.md) or a [Kubernetes Node](https://kubernetes.io/docs/concepts/architecture/nodes/) depending on the context. ECK maps an Elasticsearch node to a Kubernetes Pod which can get scheduled onto any available Kubernetes node that can satisfy the [resource requirements](/deploy-manage/deploy/cloud-on-k8s/manage-compute-resources.md) and [node constraints](https://kubernetes.io/docs/concepts/configuration/assign-pod-node/) defined in the [pod template](/deploy-manage/deploy/cloud-on-k8s/customize-pods.md).
$$$NodeSet$$$NodeSet
From 86d9ad5ef003cde128b76a6debd44ed6807bded3 Mon Sep 17 00:00:00 2001
From: Liam Thompson <32779855+leemthompo@users.noreply.github.com>
Date: Fri, 21 Nov 2025 14:56:23 +0100
Subject: [PATCH 2/3] precision, use glossary link for spaces
---
reference/glossary/index.md | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/reference/glossary/index.md b/reference/glossary/index.md
index b7f8cc6bc1..7fdc6c2b12 100644
--- a/reference/glossary/index.md
+++ b/reference/glossary/index.md
@@ -276,8 +276,8 @@ The term "{{es}}" has several meanings depending on the context in which it is u
**The project type / solution view**
- {{es}} is the name of a [project type (or solution view)](/solutions/search.md) that includes UI features tailored for search use cases:
- - {{es}} is a **project** type on {{serverless-full}}.
- - {{es}} is a **solution** in {{stack}} deployments. Each [space](/deploy-manage/manage-spaces.md) has its own navigation or "solution view".
+ - {{es}} is the name of a **project** type on {{serverless-full}}.
+ - {{es}} is the name of a **solution** in {{stack}} deployments. Each [space](#glossary-space) has its own navigation or "solution view".
**The platform**
From 366e74ea6c8ba67ee1f1676142c2473489c04752 Mon Sep 17 00:00:00 2001
From: Liam Thompson <32779855+leemthompo@users.noreply.github.com>
Date: Fri, 21 Nov 2025 14:57:37 +0100
Subject: [PATCH 3/3] precision
---
reference/glossary/index.md | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/reference/glossary/index.md b/reference/glossary/index.md
index 7fdc6c2b12..85dfb708c3 100644
--- a/reference/glossary/index.md
+++ b/reference/glossary/index.md
@@ -275,7 +275,7 @@ The term "{{es}}" has several meanings depending on the context in which it is u
**The project type / solution view**
-- {{es}} is the name of a [project type (or solution view)](/solutions/search.md) that includes UI features tailored for search use cases:
+- {{es}} is the name of a [project type (or solution view)](/solutions/search.md) that includes UI features tailored for general-purpose search use cases:
- {{es}} is the name of a **project** type on {{serverless-full}}.
- {{es}} is the name of a **solution** in {{stack}} deployments. Each [space](#glossary-space) has its own navigation or "solution view".