adverb
ahead
Farther forward in position, time, or progress.
The hikers stop when they see a fallen tree ahead.
Etymology
The prefix a- and the word for head evoke a position at the front. Ahead extends that forward position to being earlier in time or further along in progress.
More examples
- Our team is two points ahead with a minute remaining.
- Please plan ahead so we have enough supplies.
- She finished the report ahead of schedule.
Similar words
- forward
- Emphasizes a direction of movement rather than relative progress.
- beforehand
- Specifically means earlier in time, usually in preparation.