RE

See also: Appendix:Variations of "re"

Translingual

Symbol

RE

1. (international standards) ISO 3166-1 alpha-2 country code for Réunion.

   Synonym: REU (alpha-3)

English

Symbol

R_E

1. (astronomy) Earth radius: the radius of planet Earth, regarded as a unit of measurement.
2. (sum of parts) The radius of the Earth specifically.

Synonyms

• R_🜨, R_♁

Preposition

RE

1. Regarding, re.

Proper noun

RE

1. Initialism of Royal Engineers, a regiment in the British Army.
2. (rail transport) The station code of Rewari Junction railway station in India.
3. (classics) Abbreviation of Realencyclopädie der classischen Altertumswissenschaft.

Noun

RE (countable and uncountable, plural REs)

1. (computing theory, computational complexity theory) Abbreviation of recursively enumerable; the class of decision problems for which a 'yes' answer can be verified by a Turing machine in a finite amount of time.
2. Abbreviation of religious education.
3. Abbreviation of rare earth.
4. (biochemistry, genetics) Initialism of response element.
5. Abbreviation of real estate.
6. Abbreviation of renewable energy.

Derived terms

• (recursively enumerable):
  • co-RE, coRE
  • co-RE-complete
  • RE-complete

Related terms

• R

Anagrams

• 'er, -'er, -er, E-R, E. R., E.R., ER, er, er.

French

Proper noun

RE f

1. (French politics) Abbreviation of Renaissance.