wearable
n.a small electronic device that you wear on your body, like a smartwatch or a fitness tracker. These gadgets usually track your health or show you notifications from your phone.
n.a portable electronic device designed to be worn on the user's body, typically incorporating sensors and wireless connectivity. Often used to monitor physiological data or provide hands-free access to digital information.
“I use a wearable to track my daily steps.”
“The athlete used a wearable to monitor her heart rate and sleep patterns during the training season.”
“As battery life improves and sensors become more sophisticated, the market for medical-grade wearables is expanding beyond simple fitness tracking into real-time chronic disease management.”
Commonly used in the plural to refer to the industry or category of devices.
“At each session, the researchers recorded participants' brain activity with wearable brain sensors.”
“Future wearable technologies, for example, might be able to record the necessary brain signals during sleep.”
From wear + -able.
Etymology adapted from Wiktionary, available under CC BY-SA 4.0.