Dictionary
Type a word in English or Spanish. English is blue, Spanish is rose. Tap any line to hear it.
r
English
- 🔊 the 18th letter of the Roman alphabet
- 🔊 the length of a line segment between the center and circumference of a circle or sphere
- 🔊 the 18th letter of the Roman alphabet
- 🔊 a unit of radiation exposure
- 🔊 (physics) the universal constant in the gas equation: pressure times volume = R times temperature