sideral

== English == === Etymology === Borrowed from Latin sīderālis. === Adjective === sideral (not comparable) Dated form of sidereal. ==== Derived terms ==== === References === “sideral”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Anagrams === airsled, derails, dialers, earlids, lardies, redials, sadlier == Portuguese == === Etymology === Learned borrowing from Latin sīderālis, from sīdus (“star”). === Pronunciation === Rhymes: (Portugal) -al, (Brazil) -aw Hyphenation: si‧de‧ral === Adjective === sideral m or f (plural siderais) (astronomy) sidereal (of or relating to the stars) Synonym: sidéreo === Further reading === “sideral”, in Dicionário Aulete Digital (in Portuguese), Rio de Janeiro: Lexikon Editora Digital, 2008–2026 “sideral”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026 == Romanian == === Etymology === Borrowed from French sidéral, from Latin sideralis. === Pronunciation === === Adjective === sideral m or n (feminine singular siderală, masculine plural siderali, feminine/neuter plural siderale) sidereal ==== Declension ==== == Spanish == === Etymology === Borrowed from Latin sīderālis, from sīdus (“star”). === Pronunciation === IPA(key): /sideˈɾal/ [si.ð̞eˈɾal] Rhymes: -al Syllabification: si‧de‧ral === Adjective === sideral m or f (masculine and feminine plural siderales) stellar, sidereal Synonym: estelar ==== Derived terms ==== ==== Related terms ==== === Further reading === “sideral”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8.1, Royal Spanish Academy [Spanish: Real Academia Española], 15 December 2025 == Tagalog == === Etymology === Borrowed from Spanish sideral, from Latin sīderālis. === Pronunciation === (Standard Tagalog) IPA(key): /sideˈɾal/ [sɪ.d̪ɛˈɾal] Rhymes: -al Syllabification: si‧de‧ral === Adjective === siderál (Baybayin spelling ᜐᜒᜇᜒᜇᜎ᜔) (astronomy) sidereal; stellar === Further reading === Cuadrado Muñiz, Adolfo (1972), Hispanismos en el tagalo: diccionario de vocablos de origen español vigentes en esta lengua filipina, Madrid: Oficina de Educación Iberoamericana, page 532