---
title: Reference for Knowledge Graph
description: Knowledge Graph uses the following terminologies.
locale: en-US
canonical_url: https://www.servicenow.com/docs/r/australia/intelligent-experiences/knowledge-graph/reference-for-knowledge-graph.html
release: australia
product: Knowledge Graph
classification: knowledge-graph
topic_type: concept
last_updated: "2026-03-12"
reading_time_minutes: 1
breadcrumb: [Knowledge Graph, Enable AI experiences]
---

# Reference for Knowledge Graph

Knowledge Graph uses the following terminologies.

|Term|Description|
|----|-----------|
|Knowledge Graph Schema|Structured representation of real-world entities and their relationships, stored in a graph database.|
|Knowledge Graph Canvas|The editor used to create and edit Knowledge Graph Schemas. You can also use it to add or delete nodes and edges.|
|Node|An entity or object that represents a data point such as a person, place, product, or concept.|
|Data Source|The source table that is linked to a node.|
|Node Properties|The attributes or columns of the source table linked to a node.|
|Connected Node|The nodes that have a connection with the selected node.|
|Edge|Represent the relationships or interactions between nodes.|
|Connecting Edges|The edge that connects two nodes.|
|Available Edges|Available connection between selected nodes.|
|Start Node|The start data point for creating an edge or relationship.|
|End Node|The end data point for creating an edge or relationship.|