The most common and most likely answer to this crossword clue is the 8 letter word PINNACLE
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More clues leading to the result PINNACLE
- Small boat touring lake's top
- The Spanish are able to pop back for summit
- Walk round pub hosting end of international summit
- Flying pelican holding tail of salmon in crest
- Plan nice rambles to get to summit
- Fix Lance abused to get to top
- Rogue clan hiding in tree top
- Pub in awkward place is the high point
- Top pastry contains ultimate in Himalayan salt, according to chemist
- See boat crossing lake from mountain summit
Buddy explains!

The straight part
We know that "mountain summit" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case mountain summit = pinnacle.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 PINNACLE mean?
PINNACLE noun- The highest point.
- A tall, sharp and craggy rock or mountain.
- An all-time high; a point of greatest achievement or success.
- An upright member, generally ending in a small spire, used to finish a buttress, to constitute a part in a proportion, as where pinnacles flank a gable or spire.
- To put something on a pinnacle.
- To build or furnish with a pinnacle or pinnacles.