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Longman Dictionary of Contemporary English
thermonuclear
adjective
COLLOCATIONS FROM CORPUS
■ NOUN
fusion
▪ Work on controlled thermonuclear fusion proceeded secretly in both nations and in Britain.
▪ Eventually the internal pressure and temperature rise sufficiently for thermonuclear fusion to begin.
▪ Cockroft dearly believed that the source of the neutrons was thermonuclear fusion.
▪ That turned out to be a mistake, Zeta's neutrons were not from thermonuclear fusion.
reaction
▪ The objective was to use a relatively small fission device to trigger-off a thermonuclear reaction of arbitrarily large yield.
▪ Kurchatov visited Harwell and suggested that he might give a lecture on Soviet work into thermonuclear reactions in gas discharges.
▪ In all experiments on toroidal discharges neutrons have been observed in about the numbers to be expected if thermonuclear reactions were proceeding.
EXAMPLES FROM CORPUS
▪ Chopra still did not know what was being excavated, or why they had stolen the most powerful thermonuclear device ever created.
▪ Eventually the internal pressure and temperature rise sufficiently for thermonuclear fusion to begin.
▪ The 20-year cold war between them turned thermonuclear.
▪ The objective was to use a relatively small fission device to trigger-off a thermonuclear reaction of arbitrarily large yield.
▪ The spark was supposed to ignite the fusion reaction or miniature thermonuclear explosion.
▪ This finding was incompatible with a simple thermonuclear origin.
▪ We're talking about the combined and simultaneous effect of a massive thermonuclear detonation, a volcanic eruption and an earthquake.
▪ Work on controlled thermonuclear fusion proceeded secretly in both nations and in Britain.
Douglas Harper's Etymology Dictionary
thermonuclear

1938 with reference to stars, 1953 of weapons (technically only to describe the hydrogen bomb), from thermo- + nuclear.

Wiktionary
thermonuclear

a. 1 Of, or relating to the fusion of atomic nuclei at high temperatures. 2 Of, or relating to the use of atomic weapons based on such fusion, especially as distinguished from those based on fission.

WordNet
thermonuclear

adj. using nuclear weapons based on fusion as distinguished from fission

Wikipedia

Usage examples of "thermonuclear".

Disengaged from Pluto, the Extractor fleet will accelerate along its course to optimum velocity through integrated thrust of multiple thermonuclear burst-propulsion systems or other, more advanced propulsion systems, that are or become available for the Task.

UFOnaut technology has long since abandoned hydromagnetic plasmas, thermonuclear reactions, gigawatt laser jets, or any other concept we know, along with the steam engine and the gas burner, and has probably gone beyond the next three big steps we will make in motive power, too.

The panoply of thermonuclear weapons, effectively gathered at the pinnacle of Empire, represents the continuous possibility of the destruction of life itself.

The exception was the plasmatic spark on the moon, but its thermonuclear spectrum was continuous.

Her Grayson armsman had a hand com, a canteen, electronic binoculars, a pulser, a heavy pulse rifle with attached grenade launcher, andfor all she knewa miniature thermonuclear device up there, and she smiled fondly.

Its not sophisticated, and we cant get the deuterium or the tritium to make a thermonuclear device, but what we have is capable of taking out Timshel City.

The engines, called hydroturbines, were actually thermonuclear reactors of the flowstream type, and hydrogen in high vacuum served as their fuel.

Here and there were tiny blossoms of flame sprouting forth from the interstices of huge clods, and at intervals he could see lopped, stemlike formations, the lower stories of sky-scrapers from which the tops had been sheared by the swish of a thermonuclear scythe.

Its thermonuclear sphere carved a five-kilometer crater into the superdense ring material and sent powerful pressure waves rippling throughout the structure.

To every side of us light flashed into the sky and flashed and flashed and flashed, as one out of every ten thousand time machines destabilized and expressed itself as a thermonuclear explosion.

A guy in one of my classes joked that a thermonuclear frac job would penetrate so well they could suck out every drop of oil there was in a five-mile radius.

PyrE is a solid solution of transplutonian isotopes, releasing thermonuclear energy on the order of stellar Phoenix action.

Civilization on the Fourth Level ranges from pikes and matchlocks to thermonuclear weapons.

From my point of view, the consequences of global nuclear war became much more dangerous with the invention of the hydrogen bomb, because airbursts of thermonuclear weapons are much more capable of burning cities, generating vast amounts of smoke, cooling and darkening the Earth, and inducing global-scale nuclear winter.

Instantly space outside the Drex vessel was filled with multiple types of energy beam, neutron-compacted explosives, hot plasma, shaped charges traveling just below tachyspeed, molecular bond disrupters, and for good measure, a half dozen spatially circumscribed thermonuclear implosion bombs.