Meanings
protouranus1
- alternativeAlternative form of proto-Uranus
... protouranus and protoneptune, respectively.
1963, Thomas Tsung, Is There Life Beyond the Earth?: A Scientific Approach in the light of Past and Current Theories, page 311 more example
The atmosphere of the protouranus was composed of these ices with an additional 2 Me of hydrogen and helium mixed into them.
1991, Lunar and Planetary Science: Abstracts of Papers Submitted ..., page 1273
protoUranus2
- alternativeAlternative form of proto-Uranus
protoUranus and protoNeptune, orbiting outside the halo, will soon become unshielded as the disk evaporates from the outside in
2001, AP Boss, GW Wetherill, N Haghighipour, “Rapid Formation of Ice Giant Planets”, in Icarus, https://arxiv.org1 more example
Even with so much territory to rule and gather tribute from, protoUranus and protoNeptune grew slowly compared with Jupiter and Saturn.
2004, Mark Littmann, Planets Beyond: Discovering the Outer Solar System, page 253
Cite this entry
protouranus. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/protouranus
“protouranus.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/protouranus. Accessed November 4, 2026.
WatkinsX Dictionary, s.v. “protouranus,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/protouranus.
Source: protouranus on Wiktionary, CC BY-SA 4.0.