siniestro
Spanish, noun/siˈnjestɾo/
siniestro is spelled S-I-N-I-E-S-T-R-O (9 letters) and appears 5.1 times per million words in written Spanish, the 11,726th most frequent Spanish word form (wordfreq, 2021 data). Siniestro is a Spanish masculine noun meaning “accident” (English Wiktionary, September 2026). The Spanish Wiktionary (Wikcionario) defines it as “Suceso que causa daños materiales”.
What does siniestro mean in English?
adjective
- 1
sinister
- 2
unhappy
- 3
malicious, evil
- 4
datedleft, left-hand (direction)
- 5
sinister, sinistral
noun
- 1
masculineaccident
- 2
masculinecatastrophe, disaster
Source: English Wiktionary, Spanish section, dump of September 2, 2026 (CC BY-SA 4.0).
How Spanish dictionaries define it
adjective: 1. Se dice del lado equivalente al que ocupa el corazón en una persona, en diferentes cosas que poseen una parte delantera y otra posterior 2. Se dice de la persona que hace la mayoría de las cosas con las extremidades de su lado izquierdo 3. Que aventura males, infortunio o infelicidad 4. Que sugiere la presencia del mal
noun: 1. Suceso que causa daños materiales
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 siniestro
- siniestra feminine
- siniestros masculine plural
- siniestras feminine plural
Source: English Wiktionary and Spanish Wiktionary (Wikcionario) (dumps of September 2, 2026 and September 1, 2026).
How do you pronounce siniestro?
- /siˈnjestɾo/
- [siˈnjes.t̪ɾo]
- [siˈnjest̪ɾo]
Sources: English Wiktionary, Spanish Wiktionary (Wikcionario) (dumps of September 2, 2026 and September 1, 2026); recordings from Wikimedia Commons.
English words that translate to siniestro
Source: the translation tables of the English Wiktionary, dump of September 2, 2026.
How common is siniestro in Spanish?
siniestro appears 5.1 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).