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Added 8 October 2026

sierra

/siˈɛɹə/ noun

Latin root: serra Wiktionary

noun Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about sierra at Wordnik → Where our words come from →

Alternative letter-case form of Sierra of the ICAO/NATO radiotelephony alphabet.

noun

A rugged range of mountains.
Alternative letter-case form of Sierra from the NATO/ICAO Phonetic Alphabet.
A scombroid fish.

Origin

Borrowed from Spanish sierra, from Latin serra (“saw”), referring to the saw-tooth profile of the crestline of the range seen from a distance.

From Wiktionary, via Kaikki.org (CC BY-SA)

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