Sexto
Sexto is an ordinal form used in Spanish and Portuguese meaning sixth. It functions as an adjective to indicate position in a sequence and as a masculine noun when referring to the sixth item in a series. The feminine form is sexta, and the plural forms are sextos and sextas, corresponding to masculine and feminine nouns respectively. Common uses include phrases such as el sexto día, la sexta persona, los sextos lugares, and el sexto libro. As a noun, it can denote a fractional part, typically written as un sexto to mean one-sixth of a whole, or alternately una sexta parte.
Etymology and related forms trace to Latin sextus, meaning sixth. This root is shared across Romance languages,
In mathematics and everyday speech, “sexto” can appear in two senses: as the ordinal position in a
See also: related ordinal forms in Romance languages, such as sesto (Italian), sexta (feminine form in Spanish