See crown glass on Wiktionary
{
"etymology_text": "So called from a crown-like shape given to it in the process of blowing.",
"forms": [
{
"form": "crown glasses",
"tags": [
"plural"
]
}
],
"head_templates": [
{
"args": {
"1": "-",
"2": "+"
},
"expansion": "crown glass (usually uncountable, plural crown glasses)",
"name": "en-noun"
}
],
"lang": "English",
"lang_code": "en",
"pos": "noun",
"senses": [
{
"categories": [
{
"_dis": "64 36",
"kind": "other",
"name": "English entries with incorrect language header",
"parents": [
"Entries with incorrect language header",
"Entry maintenance"
],
"source": "w+disamb"
},
{
"_dis": "77 23",
"kind": "other",
"name": "Entries with translation boxes",
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{
"_dis": "67 33",
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{
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},
{
"_dis": "67 33",
"kind": "other",
"name": "Terms with Finnish translations",
"parents": [],
"source": "w+disamb"
},
{
"_dis": "68 32",
"kind": "topical",
"langcode": "en",
"name": "Glassblowing",
"orig": "en:Glassblowing",
"parents": [
"Crafts",
"Glass",
"Society",
"Materials",
"All topics",
"Manufacturing",
"Fundamental",
"Human activity",
"Human behaviour",
"Human"
],
"source": "w+disamb"
}
],
"glosses": [
"An early type of window glass made by blowing glass into a hollow globe (crown) and then flattening it on a punty, reheating and spinning out into a flat disk by centrifugal force."
],
"id": "en-crown_glass-en-noun-mKmzQgYK",
"links": [
[
"punty",
"punty"
],
[
"centrifugal force",
"centrifugal force"
]
],
"tags": [
"uncountable",
"usually"
],
"translations": [
{
"_dis1": "76 24",
"code": "fi",
"lang": "Finnish",
"sense": "type of window glass",
"word": "kruunulasi"
},
{
"_dis1": "76 24",
"code": "fi",
"lang": "Finnish",
"sense": "type of window glass",
"word": "pullonpohjalasi"
}
]
},
{
"categories": [
{
"kind": "topical",
"langcode": "en",
"name": "Optics",
"orig": "en:Optics",
"parents": [
"Physics",
"Sciences",
"All topics",
"Fundamental"
],
"source": "w"
}
],
"examples": [
{
"text": "The convex half of an achromatic lens is composed of crown glass.",
"type": "example"
}
],
"glosses": [
"A variety of glass used in lenses and other optical components due to its low refractive index and dispersion. Originally crown glass was made from alkali-lime silicates with approximately 10% potassium oxide, but similar properties may be attained with other recipes."
],
"id": "en-crown_glass-en-noun-9goSyu0g",
"links": [
[
"optics",
"optics"
],
[
"lenses",
"lense"
],
[
"refractive index",
"refractive index"
],
[
"dispersion",
"dispersion"
],
[
"alkali",
"alkali"
],
[
"lime",
"lime"
],
[
"silicates",
"silicate"
],
[
"potassium",
"potassium"
],
[
"oxide",
"oxide"
]
],
"raw_glosses": [
"(optics) A variety of glass used in lenses and other optical components due to its low refractive index and dispersion. Originally crown glass was made from alkali-lime silicates with approximately 10% potassium oxide, but similar properties may be attained with other recipes."
],
"related": [
{
"_dis1": "43 57",
"word": "bullseye"
}
],
"tags": [
"uncountable",
"usually"
],
"topics": [
"engineering",
"natural-sciences",
"optics",
"physical-sciences",
"physics"
],
"translations": [
{
"_dis1": "44 56",
"code": "fi",
"lang": "Finnish",
"sense": "variety of optical glass",
"word": "kruunulasi"
}
]
}
],
"word": "crown glass"
}
{
"categories": [
"English countable nouns",
"English entries with incorrect language header",
"English lemmas",
"English multiword terms",
"English nouns",
"English uncountable nouns",
"Entries with translation boxes",
"Pages with 1 entry",
"Pages with entries",
"Terms with Finnish translations",
"en:Glassblowing"
],
"etymology_text": "So called from a crown-like shape given to it in the process of blowing.",
"forms": [
{
"form": "crown glasses",
"tags": [
"plural"
]
}
],
"head_templates": [
{
"args": {
"1": "-",
"2": "+"
},
"expansion": "crown glass (usually uncountable, plural crown glasses)",
"name": "en-noun"
}
],
"lang": "English",
"lang_code": "en",
"pos": "noun",
"related": [
{
"word": "bullseye"
}
],
"senses": [
{
"glosses": [
"An early type of window glass made by blowing glass into a hollow globe (crown) and then flattening it on a punty, reheating and spinning out into a flat disk by centrifugal force."
],
"links": [
[
"punty",
"punty"
],
[
"centrifugal force",
"centrifugal force"
]
],
"tags": [
"uncountable",
"usually"
]
},
{
"categories": [
"English terms with usage examples",
"en:Optics"
],
"examples": [
{
"text": "The convex half of an achromatic lens is composed of crown glass.",
"type": "example"
}
],
"glosses": [
"A variety of glass used in lenses and other optical components due to its low refractive index and dispersion. Originally crown glass was made from alkali-lime silicates with approximately 10% potassium oxide, but similar properties may be attained with other recipes."
],
"links": [
[
"optics",
"optics"
],
[
"lenses",
"lense"
],
[
"refractive index",
"refractive index"
],
[
"dispersion",
"dispersion"
],
[
"alkali",
"alkali"
],
[
"lime",
"lime"
],
[
"silicates",
"silicate"
],
[
"potassium",
"potassium"
],
[
"oxide",
"oxide"
]
],
"raw_glosses": [
"(optics) A variety of glass used in lenses and other optical components due to its low refractive index and dispersion. Originally crown glass was made from alkali-lime silicates with approximately 10% potassium oxide, but similar properties may be attained with other recipes."
],
"tags": [
"uncountable",
"usually"
],
"topics": [
"engineering",
"natural-sciences",
"optics",
"physical-sciences",
"physics"
]
}
],
"translations": [
{
"code": "fi",
"lang": "Finnish",
"sense": "type of window glass",
"word": "kruunulasi"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "type of window glass",
"word": "pullonpohjalasi"
},
{
"code": "fi",
"lang": "Finnish",
"sense": "variety of optical glass",
"word": "kruunulasi"
}
],
"word": "crown glass"
}
Download raw JSONL data for crown glass meaning in All languages combined (2.4kB)
This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2025-03-01 from the enwiktionary dump dated 2025-02-21 using wiktextract (7c21d10 and f2e72e5). 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.
If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.