Word.ws English Dictionary

ronnagram

ronnagram noun: an SI unit of mass equal to 10²⁷ grams. Symbol: Rg.

Noun

ronnagram (plural ronnagrams)

  1. An SI unit of mass equal to 10²⁷ grams. Symbol: Rg
    • The Earth weighs about six ronnagrams.
    • The arrival of the new prefixes means the Earth can now be said to weigh six ronnagrams, and Jupiter about two quettagrams.2022 November 18, Ian Sample, “Earth weighs in at six ronnagrams as new prefixes picked for big and small”, in The Guardian

Forms of ronnagram

pluralronnagrams
alternative UKronnagramme

Origin of ronnagram

From ronna- + gram.

Questions about ronnagram

What does ronnagram mean?
Ronnagram means an SI unit of mass equal to 10²⁷ grams. Symbol: Rg.
What part of speech is ronnagram?
Ronnagram is a noun.
What is the plural of ronnagram?
The plural of ronnagram is ronnagrams.

Words near ronnagram in the dictionary

  1. ronna-
  2. ronnabit
  3. ronnabits
  4. ronnabyte
  5. ronnabytes
  6. ronnagram
  7. ronnagramme
  8. ronnagrammes
  9. ronnagrams
  10. ronnaliter
  11. ronnalitre

Source and license

Adapted from Wiktionary: ronnagram (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “ronnagram.” Word.ws, https://word.ws/ronnagram. Based on Wiktionary, CC BY-SA 4.0.