See rarefaction in All languages combined, or Wiktionary
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"2": "frm",
"3": "raréfaction"
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"2": "rarefy",
"3": "-faction"
},
"expansion": "By surface analysis, rarefy + -faction",
"name": "surf"
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],
"etymology_text": "From Middle French raréfaction. By surface analysis, rarefy + -faction.",
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"examples": [
{
"ref": "1663, Robert Boyle, “Title I. Experiments Touching Bodies Capable of Freezing Others.”, in New Experiments and Observations Touching Cold, or, An Experimental History of Cold, Begun. […], London: […] Richard Davis, […], published 1683, →OCLC, paragraph 21, page 52:",
"text": "[T]his ſeal'd vial, being broken under water, ſuck'd in a conſiderable quantity of it, whether, becauſe of ſome little rarefaction of the Air included in the ſealing, or becauſe of the infrigidation of that Air by the ſnow, or for both theſe Reaſons, or any other, I ſhall not Now diſpute.",
"type": "quote"
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],
"glosses": [
"A reduction in the density of a material, especially that of a fluid."
],
"id": "en-rarefaction-en-noun-uiuDWHIL",
"links": [
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"reduction",
"reduction"
],
[
"density",
"density"
],
[
"fluid",
"fluid"
]
],
"related": [
{
"word": "rarefact"
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],
"tags": [
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"translations": [
{
"code": "bn",
"lang": "Bengali",
"roman": "tonukron",
"sense": "reduction in the density of a material",
"word": "তনুকরণ"
},
{
"code": "bn",
"lang": "Bengali",
"roman": "tonubhobon",
"sense": "reduction in the density of a material",
"word": "তনুভবন"
},
{
"code": "bg",
"lang": "Bulgarian",
"roman": "razreždane",
"sense": "reduction in the density of a material",
"tags": [
"neuter"
],
"word": "разреждане"
},
{
"code": "cmn",
"lang": "Chinese Mandarin",
"roman": "xīshū",
"sense": "reduction in the density of a material",
"word": "稀疏"
},
{
"code": "cmn",
"lang": "Chinese Mandarin",
"note": "in medicine",
"sense": "reduction in the density of a material",
"word": "疏鬆"
},
{
"code": "cmn",
"lang": "Chinese Mandarin",
"roman": "shūsōng",
"sense": "reduction in the density of a material",
"word": "疏松"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "reduction in the density of a material",
"word": "harventaminen"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "reduction in the density of a material",
"word": "ohentaminen"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "reduction in the density of a material",
"word": "harventuminen"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "reduction in the density of a material",
"word": "ohentuminen"
},
{
"code": "mk",
"lang": "Macedonian",
"roman": "proretčuvanje",
"sense": "reduction in the density of a material",
"tags": [
"neuter"
],
"word": "проретчување"
},
{
"code": "pt",
"lang": "Portuguese",
"sense": "reduction in the density of a material",
"tags": [
"feminine"
],
"word": "rarefação"
},
{
"code": "ru",
"lang": "Russian",
"roman": "razrežénije",
"sense": "reduction in the density of a material",
"word": "разреже́ние"
},
{
"code": "es",
"lang": "Spanish",
"sense": "reduction in the density of a material",
"tags": [
"feminine"
],
"word": "rarefacción"
},
{
"code": "tr",
"lang": "Turkish",
"sense": "reduction in the density of a material",
"word": "seyrelme"
},
{
"code": "tr",
"lang": "Turkish",
"sense": "reduction in the density of a material",
"word": "seyrekleşme"
}
],
"wikipedia": [
"rarefaction"
]
}
],
"word": "rarefaction"
}
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],
"etymology_text": "From Middle French raréfaction. By surface analysis, rarefy + -faction.",
"forms": [
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"tags": [
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],
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{
"ref": "1663, Robert Boyle, “Title I. Experiments Touching Bodies Capable of Freezing Others.”, in New Experiments and Observations Touching Cold, or, An Experimental History of Cold, Begun. […], London: […] Richard Davis, […], published 1683, →OCLC, paragraph 21, page 52:",
"text": "[T]his ſeal'd vial, being broken under water, ſuck'd in a conſiderable quantity of it, whether, becauſe of ſome little rarefaction of the Air included in the ſealing, or becauſe of the infrigidation of that Air by the ſnow, or for both theſe Reaſons, or any other, I ſhall not Now diſpute.",
"type": "quote"
}
],
"glosses": [
"A reduction in the density of a material, especially that of a fluid."
],
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[
"reduction",
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],
[
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[
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"translations": [
{
"code": "bn",
"lang": "Bengali",
"roman": "tonukron",
"sense": "reduction in the density of a material",
"word": "তনুকরণ"
},
{
"code": "bn",
"lang": "Bengali",
"roman": "tonubhobon",
"sense": "reduction in the density of a material",
"word": "তনুভবন"
},
{
"code": "bg",
"lang": "Bulgarian",
"roman": "razreždane",
"sense": "reduction in the density of a material",
"tags": [
"neuter"
],
"word": "разреждане"
},
{
"code": "cmn",
"lang": "Chinese Mandarin",
"roman": "xīshū",
"sense": "reduction in the density of a material",
"word": "稀疏"
},
{
"code": "cmn",
"lang": "Chinese Mandarin",
"note": "in medicine",
"sense": "reduction in the density of a material",
"word": "疏鬆"
},
{
"code": "cmn",
"lang": "Chinese Mandarin",
"roman": "shūsōng",
"sense": "reduction in the density of a material",
"word": "疏松"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "reduction in the density of a material",
"word": "harventaminen"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "reduction in the density of a material",
"word": "ohentaminen"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "reduction in the density of a material",
"word": "harventuminen"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "reduction in the density of a material",
"word": "ohentuminen"
},
{
"code": "mk",
"lang": "Macedonian",
"roman": "proretčuvanje",
"sense": "reduction in the density of a material",
"tags": [
"neuter"
],
"word": "проретчување"
},
{
"code": "pt",
"lang": "Portuguese",
"sense": "reduction in the density of a material",
"tags": [
"feminine"
],
"word": "rarefação"
},
{
"code": "ru",
"lang": "Russian",
"roman": "razrežénije",
"sense": "reduction in the density of a material",
"word": "разреже́ние"
},
{
"code": "es",
"lang": "Spanish",
"sense": "reduction in the density of a material",
"tags": [
"feminine"
],
"word": "rarefacción"
},
{
"code": "tr",
"lang": "Turkish",
"sense": "reduction in the density of a material",
"word": "seyrelme"
},
{
"code": "tr",
"lang": "Turkish",
"sense": "reduction in the density of a material",
"word": "seyrekleşme"
}
],
"word": "rarefaction"
}
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This page is a part of the kaikki.org machine-readable English 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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