View source for RE

{{also|Appendix:Variations of "re"}}
==Translingual==

===Symbol===
{{mul-symbol}}

# {{ISO 3166|1|2|Réunion}}
#: {{syn|mul|REU|qq1={{w|ISO 3166-1 alpha-3|alpha-3}}}}

==English==
{{wikipedia|Re}}

===Symbol===
{{head|en|symbol|head=''R''<sub>E</sub>}}

# {{lb|en|astronomy}} [[Earth radius]]: the [[radius]] of planet [[Earth]], regarded as a unit of [[measurement]].
# {{lb|en|sum of parts}} The radius of the Earth [[specifically]].

====Synonyms====
* [[R🜨|''R''<sub>🜨</sub>]], [[R♁|''R''<sub>♁</sub>]]

===Preposition===
{{head|en|preposition}}

# Regarding, [[re#Etymology 1|re]].

===Proper noun===
{{en-prop}}

# {{init of|en|w:Royal Engineers|dot=,}} a regiment in the British Army.
# {{staco|Rewari Junction railway station||India}}
# {{lb|en|[[classics]]}} {{abbr of|en|{{w|Realencyclopädie der classischen Altertumswissenschaft}}}}

===Noun===
{{wikipedia|RE (complexity)}}
{{en-noun|~}}

# {{lb|en|computing theory|computational complexity theory}} {{abbreviation of|en|[[recursively enumerable]]|dot=;}} the [[class]] of decision problems for which a 'yes' answer can be verified by a [[Turing machine]] in a [[finite]] amount of time.
# {{abbreviation of|en|[[religious]] [[education]]}}
# {{abbreviation of|en|rare earth}}
# {{lb|en|biochemistry|genetics}} {{initialism of|en|response element}}
# {{abbreviation of|en|real estate}}
# {{abbreviation of|en|renewable energy}}
# {{lb|en|computing|countable}} {{abbreviation of|en|[[run-time]] [[environment]]}}

====Derived terms====
* {{sense|recursively enumerable}}
** {{l|en|co-RE}}, {{l|en|coRE}}
** {{l|en|co-RE-complete}}
** {{l|en|RE-complete}}

====Related terms====
* {{l|en|R}}

===Anagrams===
* {{anagrams|en|a=er|'er|-'er|-er|E-R|E. R.|E.R.|ER|er|er.}}

{{cln|en|terms containing italics}}

==French==

===Proper noun===
{{fr-proper noun|f}}

# {{lb|fr|French politics}} {{abbrev of|fr|Renaissance}}