"Echocardiographer" Natural Recordings by Native Speakers
A medical professional who specializes in using ultrasound techniques to create images of the heart and its blood vessels, allowing them to diagnose and treat heart-related conditions.
Echo is a noun that refers to the repeated sound of an original sound, often caused by the reflection of sound waves off a surface. It can also refer to a repetition of someone's words or actions. For example: "The canyon echoed with the sound of the waterfall." or "The comedian borrowed his punchline from the echo of a rival comedian's joke."