cayo
Spanish, noun
cayo is spelled C-A-Y-O (4 letters) and appears 33 times per million words in written Spanish, the 2,555th most frequent Spanish word form (wordfreq, 2021 data). Cayo is a Spanish masculine noun meaning “key (island)” (English Wiktionary, September 2026). With an accent, cayó is a different word: “third-person singular preterite indicative of caer”. The Spanish Wiktionary (Wikcionario) defines it as “Tipo de isla pequeña que se encuentra en el Golfo de México y mar de las Antillas, con suelo arenoso, de muy…”.
What does cayo mean in English?
noun
- 1
masculinekey (island)
verb
- 1
third-person singular preterite indicative of caer
Source: English Wiktionary, Spanish section, dump of September 2, 2026 (CC BY-SA 4.0).
How Spanish dictionaries define it
noun: 1. Tipo de isla pequeña que se encuentra en el Golfo de México y mar de las Antillas, con suelo arenoso, de muy poca elevación sobre el nivel del mar, por lo que suele inundarse con las mareas altas y tormentas; a menudo tiene manglares.
The definition in the Spanish Wiktionary (Wikcionario), in Spanish.
Source: Spanish Wiktionary (Wikcionario), dump of September 1, 2026 (CC BY-SA 4.0), through kaikki.org.
Forms of cayo
- cayos plural
Source: English Wiktionary and Spanish Wiktionary (Wikcionario) (dumps of September 2, 2026 and September 1, 2026).
How common is cayo in Spanish?
cayo appears 33 times per million words in written Spanish.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).