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Pronunciation varies by accent · noun
(science fiction) The ability to work confidently in space, or a zero-gravity environment..
Very cautiously — it was more than a year since he had last been weightless and it would be some time before he regained his spacelegs — he hauled himself hand over hand through the airlock and into the large, circular chamber at the axis of the Space Station.
Use spacelegs when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Spacelegs means (science fiction) The ability to work confidently in space, or a zero-gravity environment..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
Very cautiously — it was more than a year since he had last been weightless and it would be some time before he regained his spacelegs — he hauled himself hand over hand through the airlock and into the large, circular chamber at the axis of the Space Station.
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