The most common and most likely answer to this crossword clue is the 10 letter word ENTERPRISE
I've seen this crossword clue in The Guardian
E
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E
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P
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E
More clues leading to the result ENTERPRISE
- Take part getting award we hear for initiative
- To show initiative, draw on log
- Submit reward for audience initiative
- Introduce broadcast award for business
- Endeavour to go in by force
- Compete in Lever business
- Data may be on-board here for business
- Key to open mission
- Project vehicle in Star Trek
- Record force leads to concern
Buddy explains!

The straight part
We know that "Project/vehicle in Star Trek" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case project/vehicle in star trek = enterprise.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does ENTERPRISE mean?
ENTERPRISE noun- A company, business, organization, or other purposeful endeavor.
- An undertaking, venture, or project, especially a daring and courageous one.
- A willingness to undertake new or risky projects; energy and initiative.
- Active participation in projects.
- To undertake an enterprise, or something hazardous or difficult.
- To undertake; to begin and attempt to perform; to venture upon.
- To treat with hospitality; to entertain.