dieciocho

Asturian

Asturian cardinal numbers

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Cardinal : dieciocho     Ordinal : decimoctavu

Etymology

From diez (“ten”) + y (“and”) + ocho (“eight”).

Numeral

dieciocho (indeclinable)

1. eighteen

Spanish

Spanish numbers ^(edit)

←  17	18	19  →
Cardinal: dieciocho     Ordinal: decimoctavo, décimo octavo     Ordinal abbreviation: 18.º     Fractional: dieciochoavo, dieciochavo
Spanish Wikipedia article on 18

Etymology

From diez (“ten”) + y (“and”) + ocho (“eight”).

Pronunciation

• IPA^(key): /djeˈθjot͡ʃo/ [d̪jeˈθjo.t͡ʃo] (Spain)
• IPA^(key): /djeˈsjot͡ʃo/ [d̪jeˈsjo.t͡ʃo] (Latin America, Philippines)

• Audio (Colombia):

  (file)

• Rhymes: -otʃo
• Syllabification: die‧cio‧cho

Numeral

dieciocho

1. eighteen

Derived terms

• dieciochavo
• dieciocheno
• dieciochesco
• dieciochismo
• dieciochista
• dieciochoavo

Further reading

• “dieciocho”, 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