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Trimphone, viewed from the side.


trim (explained as "Tone Ring Illuminator Model") + phone, originally a trademark.


trimphone (plural trimphones)

  1. (UK) A luxury telephone of the 1960s with a then-innovative electronic ringer and illuminated dial.
    • 1983, New Scientist (volume 98, number 1353, 14 April 1983)
      Song thrushes normally have a large song repertoire, and Slater suggests that the trimphone sound has been taken up because it is sufficiently similar to the normal songs to be learned and imitated []
    • 1986, Barry Strickland-Hodge, Barbara Allan, Medical information: a profile (page 54)
      While an acoustic coupler can be used with ordinary telephones, it cannot be used with modern trimphones []