articulated arm
nounUK /ɑːˈtɪkjʊleɪtɪd ɑːm/
US /ɑːrˈtɪkjʊleɪtɪd ɑːrm/
A long arm with joints that can bend and move in many ways.
The robot used its articulated arm to pick up the toy.
OTHER MEANINGS
2. A mechanical arm used in industry that bends at joints to reach and move things.
The factory's articulated arm lifted the heavy box onto the truck.
3. A support arm with joints that holds a lamp or screen in different positions.
She adjusted the articulated arm of her desk lamp to shine on the book.
4. A robotic arm on a spacecraft or rover that can bend to collect samples.
The rover's articulated arm dug into the Martian soil.