AI Glossary · CX & Contact Center
NLU (Natural Language Understanding)
The classical component that maps user utterances to intents and entities. Increasingly replaced or augmented by LLMs.
Definition
What is NLU (Natural Language Understanding)?
NLU (Natural Language Understanding) is the classical component that maps user utterances to intents and entities. Increasingly replaced or augmented by LLMs.
- Category
- CX & Contact Center
- Glossary set
- 18 related terms
- Audience
- Enterprise AI leaders
Why does NLU (Natural Language Understanding) matter in enterprise AI?
NLU (Natural Language Understanding) matters in contact-center AI programs because it affects agent workflow, customer resolution, service quality, and the business case for CCaaS modernization.
Related terms in CX & Contact Center
- Agent Assist
- Real-time AI suggestions surfaced to a human agent during a customer interaction — answers, next-best-action, sentiment cues, after-call summary.
- After-Call Work (ACW)
- Post-interaction tasks (wrap codes, notes, dispositions). Auto-summary and auto-disposition are the highest-ROI early CX AI wins.
- Average Handle Time (AHT)
- Mean duration of a customer interaction including hold and wrap. A primary CX KPI reshaped by agent-assist and automation.
- CCaaS (Contact Center as a Service)
- Cloud-native contact center platform — routing, IVR, WFM, analytics, digital channels — delivered as a subscription (e.g., Amazon Connect, Genesys Cloud, NICE CXone, Five9, Google CCAI).
- Containment Rate
- The share of contacts a self-service channel resolves without human escalation. Primary KPI for voice bots, chatbots and IVAs.
- Conversational AI
- AI systems that hold natural-language dialogues across voice and digital channels — combining NLU, dialog management, retrieval and generation.