Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun The theory that microorganisms or biochemical compounds from outer space are responsible for originating life on Earth and possibly in other parts of the universe where suitable environmental conditions exist.
from The Century Dictionary.
- noun Same as
panspermatism .
from the GNU version of the Collaborative International Dictionary of English.
- noun The doctrine of the widespread distribution of germs, from which under favorable circumstances bacteria, vibrios, etc., may develop.
- noun The doctrine that all organisms must come from living parents; biogenesis; -- the opposite of
spontaneous generation . - noun The theory that life on earth originated from spores or germs that evolved elsewhere in the uiniverse; -- in contradistinction to the theory that life evolved on earth from inanimate matter. This theory, originally suggested by S. Arrhenius in 1907, is sometimes advanced by those who feel that the time required for evolution of life is too long for life to have evolved on Earth from inanimate matter.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun The
hypothesis thatmicroorganisms may transmitlife fromouter space to habitable bodies; or the process of such transmission.
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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Keep in mind that "directed panspermia" is based on the idea that life will arise some place by natural means, then disperse from there.
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I love this article in which Professor Chandra Wickramasinghe says that life was brought here to Earth by comets, a theory he jointly proposed called panspermia in which interstellar dust is partly organic in nature and in comets.
We Are All Aliens! Mish 2010
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I love this article in which Professor Chandra Wickramasinghe says that life was brought here to Earth by comets, a theory he jointly proposed called panspermia in which interstellar dust is partly organic in nature and in comets.
Archive 2010-02-01 Mish 2010
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You could have read it as a nod to the idea of panspermia, but to me it smacked of intelligent design and creationism.
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If Hoover's claims are true, his findings will support a theory called "panspermia."
The Full Feed from HuffingtonPost.com The Huffington Post News Editors 2011
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Scientists have speculated that life could have come to Earth from space - a notion called panspermia - since the
Wired Top Stories Lisa Grossman 2010
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The fact that living organisms do survive in open space seems to support the idea of panspermia - life spreading from planet to another, or even between solar systems.
PhysOrg.com - latest science and technology news stories 2010
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To test this theory - called panspermia - Ruvkun and his colleagues have started a project called the Search for Extraterrestrial Genomes (SETG, as a play on SETI).
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To test this theory - called panspermia - Ruvkun and his colleagues have started a project called the Search for Extraterrestrial Genomes (SETG, as a play on SETI).
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A few scientists support the idea of panspermia ( "all seed"), according to which life exist all over the universe, or the more moderate concept of exogenesis ( "outside origin") where life on Earth originated elsewhere, maybe in the form of extraterrestrial microbes brought here with meteorites.
The Brussels Journal - The Voice of Conservatism in Europe 2009
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Some have even proposed that that life came to Earth from space, a theory called panspermia.
The search for the origin of life: From panspermia to primordial soup 2021
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Gold thought that microbial life might be widespread in the universe, a concept known as panspermia which goes back to the Greek philosopher Anaxagoras in the fifth century BCE.
How Deep Does Life Go? The MIT Press Reader 2024
whichbe commented on the word panspermia
The hypothesis that life on Earth originated from microorganisms from outer space. (Wiktionary)
July 6, 2008
mercy commented on the word panspermia
An awesome word and theory.
July 6, 2008
Prolagus commented on the word panspermia
A theory that radically changes the question from "how did life begin?" to "how did life begin?".
July 6, 2008
bilby commented on the word panspermia
Fertility clinic.
July 6, 2008
Prolagus commented on the word panspermia
A kind of bread I don't want to try.
July 6, 2008
gangerh commented on the word panspermia
Peter Panspermia. The hypothesis that life never quite grows up on Earth and eventually peters out.
July 6, 2008
bilby commented on the word panspermia
Brilliant, gangerh.
July 6, 2008
tbtabby commented on the word panspermia
Used in Dinosaur Comics.
August 18, 2009
qms commented on the word panspermia
Panspermians say that life here was flown
By asteroid to engender our own.
The speculative hurdle
Is: What made the rock fertile,
And by how many ancestors sown?
January 16, 2014