I

incomplete-phrase value

The number of milliseconds that the speech-recognition engine waits before discarding an incomplete phrase because the user has stopped speaking.

interface

A set of semantically related functions that an application can call to perform the actions defined for that interface.

interference

Noise or other external signals that affect the performance of a communications channel; also, the electromagnetic signals generated by electronic devices, such as computers, that can disturb radio or television reception.

IPA (International Phonetic Alphabet)

A standard system for indicating specific sounds, first introduced in 1886. The Unicode character set includes all single symbols and diacritics in the most recent revision of the IPA, which occurred in 1989, as well as a few IPA symbols no longer in use.