The most popular online dictionary and thesaurus for learners of English
back up
— phrasal verb with back /bæk/ verbDefinition
(Definition of back up from the Cambridge Advanced Learner's Dictionary & Thesaurus
© Cambridge University Press)
Focus on the pronunciation of back up
Browse related topics
You are looking at an entry to do with On the road: traffic jams, but you might be interested in these topics from the Travel topic area:
- Air travel: airports & landing strips
- Air travel: aviation
- Air travel: balloons & parachutes
- Air travel: fixed-wing aircraft & helicopters
- Air travel: parts of aeroplanes
- Air travel: travelling by aircraft
- Air travel: workers on/with aircraft & spacecraft
- Hotels & hostels
- Journeys
- Making bookings & reservations
- On the road: accidents involving vehicles
- On the road: drivers
- On the road: driving & operating road vehicles
- On the road: parking
- On the road: petrol stations, garages & repair shops
- Railway workers
- Railways & railway lines
- Railways: trains & parts of trains
- Space travel
- Tickets
- Tourism & holidays
- Train & bus stations & taxi ranks
- Travellers & visitors
- Travelling
Browse the Dictionary
Browse the Thesaurus
More Results for “back up”
SMART Thesaurus: On the road: traffic jams
Synonyms and related words:
Word of the Day
Blog
Read our blog about how the English language behaves.
New Words
Find words and meanings that have just started to be used in English, and let us know what you think of them.
