See Roche limit on Wiktionary
{
"etymology_text": "Named after French astronomer Édouard Roche, who first calculated the limit in 1848.",
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"form": "Roche limits",
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"expansion": "Roche limit (plural Roche limits)",
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"lang": "English",
"lang_code": "en",
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"examples": [
{
"ref": "1979, Isaac Asimov, The Road to Infinity, Doubleday, page 145:",
"text": "It might be argued, therefore, that Jupiter is so massive and its gravitational field so intense that it swept out the matter within its Roche limit very effectively.",
"type": "quote"
},
{
"ref": "1986, William K. Hartmann, Roger J. Phillips, G. Jeffrey Taylor, editors, Origin of the Moon, Lunar and Planetary Institute, page 91:",
"text": "The prelunar mass must first be moved outside the Roche limit if accumulation is to occur.",
"type": "quote"
},
{
"ref": "2003, Michael A. Seeds, Foundations of Astronomy, Brooks/Cole, page 512:",
"text": "If, however, the planet's moon comes inside the Roche limit, the tidal forces overcome its gravity and pull the moon apart.",
"type": "quote"
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],
"glosses": [
"The closest a satellite can approach its parent body before the gravitational forces holding it together are overwhelmed by tidal forces pulling it apart."
],
"id": "en-Roche_limit-en-noun--u3KRa8c",
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"raw_glosses": [
"(astronomy) The closest a satellite can approach its parent body before the gravitational forces holding it together are overwhelmed by tidal forces pulling it apart."
],
"related": [
{
"word": "Roche lobe"
},
{
"word": "Roche surface"
}
],
"synonyms": [
{
"word": "Roche radius"
}
],
"topics": [
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"translations": [
{
"code": "fr",
"lang": "French",
"sense": "distance of a satellite from its parent body at which its internal gravitational forces exactly balance the external tidal forces",
"tags": [
"feminine"
],
"word": "limite de Roche"
},
{
"code": "de",
"lang": "German",
"sense": "distance of a satellite from its parent body at which its internal gravitational forces exactly balance the external tidal forces",
"tags": [
"feminine"
],
"word": "Rochegrenze"
},
{
"code": "it",
"lang": "Italian",
"sense": "distance of a satellite from its parent body at which its internal gravitational forces exactly balance the external tidal forces",
"tags": [
"masculine"
],
"word": "limite di Roche"
},
{
"code": "ru",
"lang": "Russian",
"roman": "predél Róša",
"sense": "distance of a satellite from its parent body at which its internal gravitational forces exactly balance the external tidal forces",
"tags": [
"masculine"
],
"word": "преде́л Ро́ша"
}
],
"wikipedia": [
"Roche limit",
"Édouard Roche"
]
}
],
"word": "Roche limit"
}
{
"etymology_text": "Named after French astronomer Édouard Roche, who first calculated the limit in 1848.",
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{
"word": "Roche lobe"
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{
"word": "Roche surface"
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{
"ref": "1979, Isaac Asimov, The Road to Infinity, Doubleday, page 145:",
"text": "It might be argued, therefore, that Jupiter is so massive and its gravitational field so intense that it swept out the matter within its Roche limit very effectively.",
"type": "quote"
},
{
"ref": "1986, William K. Hartmann, Roger J. Phillips, G. Jeffrey Taylor, editors, Origin of the Moon, Lunar and Planetary Institute, page 91:",
"text": "The prelunar mass must first be moved outside the Roche limit if accumulation is to occur.",
"type": "quote"
},
{
"ref": "2003, Michael A. Seeds, Foundations of Astronomy, Brooks/Cole, page 512:",
"text": "If, however, the planet's moon comes inside the Roche limit, the tidal forces overcome its gravity and pull the moon apart.",
"type": "quote"
}
],
"glosses": [
"The closest a satellite can approach its parent body before the gravitational forces holding it together are overwhelmed by tidal forces pulling it apart."
],
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],
"raw_glosses": [
"(astronomy) The closest a satellite can approach its parent body before the gravitational forces holding it together are overwhelmed by tidal forces pulling it apart."
],
"synonyms": [
{
"word": "Roche radius"
}
],
"topics": [
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"Roche limit",
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],
"translations": [
{
"code": "fr",
"lang": "French",
"sense": "distance of a satellite from its parent body at which its internal gravitational forces exactly balance the external tidal forces",
"tags": [
"feminine"
],
"word": "limite de Roche"
},
{
"code": "de",
"lang": "German",
"sense": "distance of a satellite from its parent body at which its internal gravitational forces exactly balance the external tidal forces",
"tags": [
"feminine"
],
"word": "Rochegrenze"
},
{
"code": "it",
"lang": "Italian",
"sense": "distance of a satellite from its parent body at which its internal gravitational forces exactly balance the external tidal forces",
"tags": [
"masculine"
],
"word": "limite di Roche"
},
{
"code": "ru",
"lang": "Russian",
"roman": "predél Róša",
"sense": "distance of a satellite from its parent body at which its internal gravitational forces exactly balance the external tidal forces",
"tags": [
"masculine"
],
"word": "преде́л Ро́ша"
}
],
"word": "Roche limit"
}
Download raw JSONL data for Roche limit meaning in All languages combined (3.2kB)
This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2024-12-21 from the enwiktionary dump dated 2024-12-04 using wiktextract (d8cb2f3 and 4e554ae). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.
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