rtd

1. abbreviationnot comparableAbbreviation of retired.

1. abbreviationinitialismnot comparableInitialism of ready-to-drink.

plural RTDs

1. abbreviationcountableinitialismuncountableInitialism of real-time detection.
2. abbreviationcountableinitialismuncountableInitialism of research and technological (or technical) development.
3. abbreviationcountableinitialismuncountableInitialism of resonant-tunneling diode.
4. abbreviationcountableinitialismuncountableInitialism of resistance temperature device/detector.
5. abbreviationcountableuncountableAbbreviation of retard.
6. abbreviationcountableinitialismuncountableInitialism of round-trip delay.
7. abbreviationcountableinitialismuncountableInitialism of ready-to-drink.

   1 more example

   RTDs cover a multitude of sips, including: “hard” or “spiked” teas, coffees, kombuchas and seltzers; […]. And although the sector was birthed in the ’30s by drinks like Campari Soda, and boomed in the ’90s with Bacardi Breezer and Smirnoff Ice, RTDs are now at a point of seemingly unsustainable saturation.

   2022 July 4, Ben Schott, “Is There Anything That Gen Z Won’t Drink?”, in The Washington Post