Tweak glossary entry for device plugin

content/en/docs/reference/glossary/device-plugin.md

@@ -4,22 +4,26 @@ id: device-plugin
 date: 2019-02-02
 full_link: /docs/concepts/extend-kubernetes/compute-storage-net/device-plugins/
 short_description: >
-  Pods running in Kubernetes that provide access to a node-local resource.
+  Software extensions that provide Pods with access to node-local resources
 aka:
 tags:
 - fundamental
 - extension
 ---
- Device plugins are {{< glossary_tooltip text="Pods" term_id="pod" >}} running in
-Kubernetes that provide access to a node-local resource.
+ Device plugins run on worker
+{{< glossary_tooltip term_id="node" text="Nodes">}} and provide
+{{< glossary_tooltip term_id="pod" text="Pods ">}} with access to custom
+node-local resources, such as local
+hardware.
 
 <!--more-->
 
-Device plugins advertise resources to the {{< glossary_tooltip term_id="kubelet" >}}.
-Device plugins let you access hardware features on the
-{{< glossary_tooltip term_id="node" >}} where the kubelet is running.
+Device plugins advertise resources to the
+{{< glossary_tooltip term_id="kubelet" text="kubelet" >}}, so that workload
+Pods can access hardware features on the Node where that Pod is running.
 You can deploy a device plugin as a {{< glossary_tooltip term_id="daemonset" >}},
-or install the device plugin software manually on each target node.
+or install the device plugin software directly on each target Node.
 
-See [Device Plugins](/docs/concepts/extend-kubernetes/compute-storage-net/device-plugins/)
+See
+[Device Plugins](/docs/concepts/extend-kubernetes/compute-storage-net/device-plugins/)
 for more information.