umbral
See also: Umbral
English
Pronunciation
- IPA(key): /ˈʌmbɹəl/
Audio (Southern England) (file) - Rhymes: -ʌmbɹəl
- Homophone: umbrel
Adjective
umbral (not comparable)
- Of or relating to an umbra.
- (mathematics) Of or relating to umbral calculus.
Derived terms
- umbral algebra
- umbral calculus
- umbral moonshine
Portuguese
Etymology
Borrowed from Spanish umbral (“doorstep, threshold”),[1] from Catalan limbrar, from Latin limināris.[2] Doublet of liminar and limiar.
Pronunciation
- (Brazil) IPA(key): /ũˈbɾaw/ [ũˈbɾaʊ̯]
- (Portugal) IPA(key): /ũˈbɾal/ [ũˈbɾaɫ]
- (Southern Portugal) IPA(key): /ũˈbɾa.li/
- Rhymes: (Portugal) -al, (Brazil) -aw
- Hyphenation: um‧bral
Noun
umbral m (plural umbrais)
Related terms
- umbralino
References
- “umbral” in Dicionário infopédia da Língua Portuguesa. Porto: Porto Editora, 2003–2024.
- “umbral” in Dicionário Priberam da Língua Portuguesa.
Spanish
Pronunciation
- IPA(key): /umˈbɾal/ [ũmˈbɾal]
- Rhymes: -al
- Syllabification: um‧bral
Noun
umbral m (plural umbrales)
- doorstep; stoop
- (figurative) threshold
- 2023 May 31, Miguel Ángel Criado, “Siete de los nueve umbrales que permiten la vida humana sobre la Tierra ya han sido sobrepasados”, in El País, retrieved 2023-05-31:
- Ahora, un nuevo informe recién publicado en Nature cuantifica por primera vez los umbrales para cada uno de estos problemas que no deberían sobrepasarse para que el sistema terrestre sea seguro y justo no solo para los humanos actuales, sino para las generaciones futuras.
- (please add an English translation of this quotation)
Descendants
- → Portuguese: umbral
Further reading
- “umbral”, in Diccionario de la lengua española, Vigésima tercera edición, Real Academia Española, 2014
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