sonar

A noun referring to a system or instrument that uses sound waves to detect and locate objects underwater, typically by emitting an acoustic pulse and measuring the time it takes for the echo to return.

• 🌐اسم يشير إلى نظام أو جهاز يستخدم الموجات الصوتية للكشف عن الأجسام وتحديد مواقعها تحت الماء، وذلك عادةً بإرسال نبضة صوتية وقياس الزمن اللازم لارتداد الصدى.

1. Acoustic detection system B2 formal technical

   A system that uses sound waves to detect and locate objects underwater by measuring the time it takes for an echo to return.

   • The submarine used sonar to navigate through the dark waters.
   • Fishermen rely on sonar to find schools of fish.
   • Sonar technology is essential for mapping the ocean floor.

   🌐سونار

   المرادفات: asdic

• sonars plural form
• sonars' possessive plural form
• sonar's possessive singular form