Collins English-Italian Dictionary: English Words Starting With “O”
- O ... objective
- objectively ... obsolescent
- obsolete ... occupier
- occupy ... odious
- odium ... of one mind
- of one's own free will ... off-the-cuff
- off-the-job ... officious
- officiously ... oilskins
- oily ... Olympic Games
- Olympics ... on account of
- on aggregate ... on his account
- on his mother's lap ... on sale or return
- on schedule ... on the farther side of the street
- on the first ballot ... on the right/wrong side of the tracks
- on the road to success ... on view
- on weekdays ... one half of the apple
- one has to plan months ahead ... one-horse
- one-horse town ... onside
- onslaught ... open-and-shut
- open-and-shut case ... opinion
- opinion poll ... optional extra
- optometry ... order book
- order form ... orient
- oriental ... osmotic
- osprey ... our English mistress
- Our Father ... out of danger
- out of gear ... outbuilding
- outburst ... output
- outrage ... outworker
- outworn ... overanxious
- overarch ... overgrown
- overgrown with weeds/ivy ... overrun
- overseas ... overzealous
- Ovid ... oyster
- oyster bed ... ozonosphere
