1. an activity in which an astronaut moves around outside a spacecraft while in space

1. to move around outside a spacecraft while in space

Examples

• The astronauts performed a six-hour spacewalk to repair the satellite.
• During the spacewalk, she replaced the damaged solar panel.
• The crew will spacewalk tomorrow to install new equipment.
• His first spacewalk lasted over four hours.
• They trained for months before attempting to spacewalk.
• The spacewalk was postponed due to technical difficulties.
• She became the youngest person to spacewalk at age 32.