Subject: Time Travel
Terms relating to time travel.
| Word | Definition |
|---|---|
| uptime adv. (1972) | esp. in time-travel contexts: in, into, or toward the future; cf. downtime adv. |
Terms relating to time travel.
| Word | Definition |
|---|---|
| uptime adv. (1972) | esp. in time-travel contexts: in, into, or toward the future; cf. downtime adv. |