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n. Abbr. kt
1. A unit of weight or capacity equal to 1,000 metric tons.
2. An explosive energy equivalent to that of 1,000 metric tons of TNT.


1. (Units) one thousand tons
2. (Units) an explosive power, esp of a nuclear weapon, equal to the power of 1000 tons of TNT
Abbreviation: kt


(ˈkɪl əˌtʌn)

1. a unit of weight, equal to 1000 tons.
2. an explosive force equal to that of 1000 tons of TNT.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.kiloton - one thousand tons
avoirdupois unit - any of the units of the avoirdupois system of weights
net ton, short ton, ton - a United States unit of weight equivalent to 2000 pounds
megaton - one million tons
2.kiloton - a measure of explosive power (of an atomic weapon) equal to that of 1000 tons of TNT
explosive unit - any unit for measuring the force of explosions


[ˈkɪləʊˌtʌn] Nkilotón m
References in periodicals archive ?
Perhaps this phasing out of larger weapons would be beneficial to the world if all states possessing nuclear weapons of over 20 kilotons volunteered to destroy them.
Most of them are chargers with a power of 10 to 20 kilotons.
Each warhead has the explosive power of 100 kilotons and Britain's Trident subs can pop off eight in one go.
4 kilotons, which is the equivalent of the power from 6,400 tons of dynamite blowing up.
The atom bomb which was dropped on Hiroshima in 1945, and killed more than 70,000 people, was around 15 kilotons while North Korea's September blast has been estimated at a whopping 150 kilotons.
The Comprehensive Nuclear-Test-Ban Treaty Organisation (CTBTO) originally said the bomb had a 70-kiloton estimated yield, but Japanese Defense Minister Itsunori Onodera told reporters that an upgraded revision by CTBTO estimated the yield to around 120 kilotons.
TOKYO -- Japan revises its estimate of North Korea's sixth nuclear test, saying that the recorded 160 kilotons explosion was ten times stronger than the Hiroshima bomb.
NORTH a Norway-based nuclear test monitoring group, estimated it had an explosive yield of 120 kilotons, a though South Korea gave an estimation of 50 kilotons.
Referring to the North's sixth nuclear test, the ministry estimated the test's yield at 50 kilotons, much stronger than the previous test last September, which was estimated at 10 kt.
Referring to tens to hundreds of kilotons, it doesn't appear to be talking about a fully fledged H-bomb.
South Korea's weather agency estimated the nuclear blast yield of the presumed test was between 50 and 60 kilotons, or five to six times stronger than North Korea's fifth test in September 2016.
The blast's explosive yield was estimated at 120 kilotons of TNT based on the seismic magnitude, NORSAR said, compared to 15 kilotons for the Hiroshima bomb.