hazardous

Describes something that involves risk or danger, especially to health or safety.

ruОписывает что-то, связанное с риском или опасностью, особенно для здоровья или безопасности.esDescribe algo que implica riesgo o peligro, especialmente para la salud o la seguridad.frDécrit quelque chose qui comporte un risque ou un danger, notamment pour la santé ou la sécurité.deBezeichnet etwas, das mit einem Risiko oder einer Gefahr verbunden ist, besonders für Gesundheit oder Sicherheit.ptDescreve algo que envolve risco ou perigo, especialmente para a saúde ou a segurança.zh形容某事物涉及风险或危险，尤其可能危害健康或安全。arصفة تصف شيئًا ينطوي على خطر أو احتمال ضرر، ولا سيما خطر يهدد الصحة أو السلامة.

1. Dangerous or risky B2 formal scientific

   Involving risk or danger, especially to health or safety.

   • The workers were exposed to hazardous chemicals.
   • Driving in heavy fog is extremely hazardous.
   • The government issued a warning about hazardous waste disposal.

   ruОпасныйespeligroso, arriesgadofrdangereux, risquédeGefährlichptPerigosozh危险的arخطير

   同义词: dangerousperilousprecariousriskythreateningtreacherousunsafe

   反义词: benignharmlessinnocuoussafesecure

2. Unsafe conditions B2 formal technical

   Describing a situation or environment that poses a threat of injury or damage.

   • The old building was deemed hazardous for occupancy.
   • Hazardous materials must be stored in special containers.
   • The road conditions were hazardous due to ice and snow.

   ruОпасныйesCondiciones insegurasfrdangereux, risquédeGefährlichptPerigosozh危险的arخطير

   同义词: dangerousperilousprecariousriskythreateningtreacherousunsafe

   反义词: benignharmlesssafesecure

• more hazardous comparative form
• most hazardous superlative form