noun🔗ShareA rugged range of mountains."We hiked through the beautiful sierra, enjoying the stunning views from the mountain peaks. "geographynatureareageologyworldenvironmentChat with AIVocabulary GamePractice Reading
noun🔗ShareThe letter S in the ICAO spelling alphabet.""When spelling my name over the phone, I say 'Sierra' for the letter S to make sure they understand clearly." "phoneticslanguagecommunicationwordChat with AIVocabulary GamePractice Reading
noun🔗ShareA scombroid fish."The fishmonger had a fresh sierra on display, glistening under the ice. "fishanimalfoodChat with AIVocabulary GamePractice Reading
noun🔗ShareA relatively low-quality grade of Spanish saffron."The paella's vibrant color was missing; the chef admitted he had used sierra saffron, which is known for being less potent and flavorful. "foodqualityChat with AIVocabulary GamePractice Reading
