TDD means Time Division Duplex
TDD means telecommunication device for the deaf. It is interchangeable with the term Teletype machine or TTY.
TDD means the Time Division Duplex
Examples of TDD in a sentence
The Contractor shall provide Telecommunications Device for the Deaf (TDD) services for hearing impaired members.
More Definitions of TDD
TDD means Transit Development District/s.
TDD means a telecommunication device for the deaf. See “text telephone (TTT).”
TDD means thermal degree days for maturity.
TDD means a telecommunications device for the deaf. See "TTY".
TDD means the application of time-division multiplexing to separate outward and return signals;
TDD means a telecommunication device for the deaf.
TDD. (telecommunications device for deaf persons) shall mean devices that are used with a telephone to communicate with persons who are deaf or hard-of-hearing or who have speech impairments by typing and reading communications.