- ultra- + heavy (Wiktionary)
“Coal, for example or oil sands, or shales, or the ultraheavy oils like the Orinoco fields can be made into liquid fuel.”
“In particular, refiners are working to expand production from the Canadian tar sands, which hold large reserves of ultraheavy oil.”
“One critical bottleneck involves ultraheavy steel forgings that go into the most critical parts of a nuclear power plant.”
“The figures above do not take into account the additional estimated 1 trillion barrels of technically recoverable, so-called unconventional oil like ultraheavy oil, bituminous schist and tar sands.”
“Would this approach result in fewer ultraheavy SUVs on the road?”
“For example, the Black Crowes video for “Remedy” was on ultraheavy MTV rotation in the summer of 1992, and I saw it every single day often twice or thrice for three straight months.”
“Avernus, Niflheim, and the like — that served vessels bound to or from the terrible R-class worlds where ultraheavy elements are mined.”
“The Haluk don't need to steal ultraheavy elements.”
“So long as the xenos pay a good price in ultraheavy elements, they'll likely get what they want.”
“Do the Haluk have a large supply of ultraheavy elements?”
These user-created lists contain the word ‘ultraheavy’.
A roster of adjectives that infrequently surface in typical conversation and writing. Many are dredged from scientific or other technical jargon or sieved from examples of disused archaic forms.
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