Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. The surface position directly beneath the center of a nuclear explosion.
Wiktionary
- n. US alternative spelling of hypocentre.
Etymologies
- From Ancient Greek ὑπό (under) + κέντρον (center) (Wiktionary)
Examples
“He wasn't near the hypocenter, or ground zero, for the blast in August 1945, but went there two days later, putting him in a category known as "early entrants.”
The Wall Street Journal: Past Haunts Tally of Japan's Nuke Crisis
“As a 13-year-old middle-school student, he approached the hypocenter two days after the blast, he says, to look for bodies of his classmates.”
The Wall Street Journal: Past Haunts Tally of Japan's Nuke Crisis
“Those reduced by human hands were cremated on makeshift altars at a temple that once stood at the present site of the mound, one-half mile from the hypocenter of the atomic blast.”
The Huffington Post: Greg Mitchell: Under a Mound in Hiroshima: A City of Ashes the Size of Santa Fe
“Earthquakes with magnitudes less than 3.4 are generally not felt by people unless they are very shallow and you are standing very close to the epicenter (point on the earth's surface above the hypocenter).”
Yellowstone Lake Earthquake Swarm Summary as of 8 January 2009
“My friend, Sumiteru Taniguchi, a postman at age 16, was on his bicycle a little more than one mile away from the Nagasaki hypocenter.”
“August 6, 1945: At the hypocenter in Hiroshima, at Shima Hospital, it was worse than if a Richter-10 flaming cosmic-quake came blasting down upon them from the gods, rattling the earth's axis, scorching, searing, and radiating everything and everyone below.”
“He was exposed to the A-bombing on August 6 in Nakajima Shinmachi (currently Peace Memorial Park), approximately 500 meters from the hypocenter.”
“Kengo Futagawa (59 at the time) was crossing the Kannon Bridge (1,600 meters from the hypocenter) by bicycle on his way to do fire prevention work.”
“(The ground directly below the point where the bomb exploded is referred to as the hypocenter.)”
“If we live in a navel-gazing culture, its epicenter may well be Washington, D.C. — and its hypocenter may be the Washington press corps.”
Lists
These user-created lists contain the word ‘hypocenter’.
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Desserts of Random Palavery
Another of my Random Palavery lists, still an eclectic listing of terms that catch my eye and ear. It can't be helped. I am, (as a former partner phrased it) a word-bird.
chablis, ervy, keek, armiger, argand lamp, arblast, milch-cow, cow-calf units, durrus, tom noddy, low-bell, cargo cult and 139 more...
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Displacemattes
Mysterious places and lands I ought to visit...
antichthon, lubberland, flat earth, shangri-la, dystopia, peristalith, htrae, phaeton, pop star, asgard, melmac, annwn and 78 more...
Tweets
Looking for tweets for hypocenter.

hernesheir (n): (Geology) - Also known as the focus, the hypocenter is the point of origin of an earthquake. It is expressed with no fewer than three measurements: latitude, longitude, and depth.
Jan 22, 2009