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B1 - Letter O Vocabulary Set in Oxford 3000 - B1: Full and Detailed List

The 'B1 - Letter O' vocabulary set in 'Oxford 3000 - B1' is carefully selected from standard international textbook sources, helping you master vocabulary in a short time. Comprehensive compilation of definitions, illustrative examples, and standard pronunciation...

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obvious

/ˈɑːb.vi.əs/

Example:

It was obvious that she was upset.

obviously

/ˈɑːb.vi.əs.li/

Example:

Obviously, we need to find a solution quickly.

occasion

/əˈkeɪ.ʒən/

Example:

On one occasion, she forgot her lines.

occur

/əˈkɝː/

Example:

The accident occurred at 3 PM.

odd

/ɑːd/

Example:

She found it odd that he didn't say hello.

official

/əˈfɪʃ.əl/

Example:

The mayor made an official announcement.

old-fashioned

/ˌoʊldˈfæʃ.ənd/

Example:

She wore an old-fashioned dress to the party.

once

/wʌns/

Example:

I only met him once.

operation

/ˌɑː.pəˈreɪ.ʃən/

Example:

The patient underwent a successful heart operation.

organized

/ˈɔːr.ɡən.aɪzd/

Example:

Her desk is always very organized.

organizer

/ˈɔːr.ɡən.aɪ.zɚ/

Example:

She was the main organizer of the conference.

original

/əˈrɪdʒ.ən.əl/

Example:

The original plan was to leave early.

originally

/əˈrɪdʒ.ən.əl.i/

Example:

The house was originally built in 1920.

ought

/ɔt/

Example:

You ought to apologize for your behavior.

ours

/ˈaʊ.ɚz/

Example:

The house is ours.

outdoor

/ˈaʊtˌdɔːr/

Example:

We enjoyed an outdoor concert in the park.

outdoors

/ˌaʊtˈdɔːrz/

Example:

Let's go play outdoors.
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