achondriten.
/ˈeɪkɒndrʌɪt/, /aˈkɒndrʌɪt/, U.S. /ˌeɪˈkɑnˌdraɪt/ Astronomy.
A stony meteorite containing no chondrules. Contrasted with chondrite n. 2.
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the world > the universe > constellation > comet or meteor > meteor > [noun] > meteorite > achondrite
achondrite1904
the world > the earth > structure of the earth > constituent materials > stone > a stone > [noun] > meteorite > other meteorites
air-stone1608
iron1802
aerolite1810
aerolith1811
uranolite1815
star-glint1825
brontolith1860
aerosiderite1863
aerosiderolite1863
pallasite1863
siderolite1863
siderite1866
mesosiderite1868
howardite1881
chondrite1883
oligosiderite1883
plessite1885
diogenite1895
achondrite1904
octahedrite1905
nakhlite1916
ureilite1916
stony-iron1918
micrometeorite1949
1904 Proc. Amer. Philos. Soc. 43 232 Achondrites. Stones poor in Nickel-iron, essentially without round chondrules.
1944 C. Palache et al. Dana's Syst. Mineral. (ed. 7) I. 121 The stony meteorites without chondri, named achrondrites, show porphyritic, ophitic, and granular textures resembling those found in some terrestrial rocks.
1962 B. Mason Meteorites 111 The ureilites form a unique group of three meteorites, quite distinct from all other achondrites.
1999 New Scientist 17 Apr. 30/3 More rarely, you can find achondrites, which contain no chondrules and come from the larger bodies—the ones that have been remodelled by heat.
Derivatives
ˌachonˈdritic adj.
ΘΚΠ
the world > the universe > constellation > comet or meteor > meteor > [adjective] > meteorite > achondrite
achondritic1917
nakhlitic1963
1917 Science 14 Sept. 262/2 An achondritic aerolite, the fall of which was witnessed by a considerable number of people.
2005 M. Bjornerud Reading Rocks iv. 110 We..have analog rocks that record this stage in planetary development—the iron and achondritic stony meteorites.
This entry has been updated (OED Third Edition, September 2009; most recently modified version published online December 2021).
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n.1904