Hello, you have come here looking for the meaning of the word
R🜨. In DICTIOUS you will not only get to know all the dictionary meanings for the word
R🜨, but we will also tell you about its etymology, its characteristics and you will know how to say
R🜨 in singular and plural. Everything you need to know about the word
R🜨 you have here. The definition of the word
R🜨 will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
R🜨, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
Translingual
- R⊕
- The R is not always italic.
Etymology
- R (radius) and subindex 🜨 (planet Earth).
Symbol
R🜨
- (astronomy) Earth radius: a unit of distance, equal to the radius of the Earth, or 6370 km.
- the transition radius of 2.6 R🜨 between water worlds and planets with gaseous envelopes
- (sum of parts) The radius of the Earth specifically.
Usage notes
- R🜨 may be distinguished from r🜨, the latter not a unit of measurement but meaning radial distance from the Earth (geocentric distance). Unlike R🜨, r🜨 is used relative to our planet specifically.
Synonyms
- (2): R♁ (R♁ is apparently uncommon as a comparative unit of measurement)
- (English) RE