AI Receptionist Glossary

Definitions and explanations of key terms in AI voice agents and phone automation.

AI Receptionist

An AI receptionist is a software system that answers phone calls, responds to caller inquiries, and routes or takes messages — automatically, 24/7, without a human operator.

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Virtual Receptionist

A virtual receptionist is any remote or automated service — human or AI — that answers calls and manages front-desk tasks on behalf of a business without being physically present.

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Voicebot

A voicebot is an AI-powered application that conducts spoken conversations over the phone, understanding natural speech and responding in a human-like voice.

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IVR (Interactive Voice Response)

IVR is an automated phone system that interacts with callers through pre-recorded messages and keypad inputs, routing them to the right department or information without a human operator.

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Call Routing

Call routing is the process of automatically directing an incoming phone call to the most appropriate person, department, or system based on predefined rules or caller intent.

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After-Hours Answering

After-hours answering is a service that handles incoming calls outside normal business hours, ensuring callers always reach someone — or something — rather than voicemail.

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Speech-to-Text (STT)

Speech-to-text is the technology that converts spoken audio into written text in real time, enabling computers to understand and process what a person says during a phone call or voice interaction.

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Text-to-Speech (TTS)

Text-to-speech is the technology that converts written text into spoken audio, giving AI phone systems a human-sounding voice for natural caller interactions.

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Natural Language Processing (NLP)

Natural language processing is the branch of AI that enables computers to understand, interpret, and generate human language — the core technology behind AI phone systems that hold real conversations.

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Call Recording

Call recording is the automatic capture of phone call audio for later playback, quality review, training, or legal compliance purposes.

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Virtual Phone Number

A virtual phone number is a telephone number that isn't tied to a physical phone line or SIM card — it routes calls over the internet to any device or system, anywhere.

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Missed Call

A missed call is an inbound call that goes unanswered, typically resulting in a lost lead or frustrated customer — one of the most costly problems for small businesses.

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GDPR

GDPR (General Data Protection Regulation) is the EU law governing how personal data — including voice recordings and call transcripts — must be collected, stored, and processed.

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SIP Trunk

A SIP trunk is a virtual phone line that connects a business phone system to the public telephone network over the internet, replacing traditional copper phone lines.

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Call Queue

A call queue holds incoming callers in a waiting line when all agents or lines are busy, playing hold music or messages until someone is available to answer.

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