Prepositions with nouns

How to use prepositions with "clock"

Different prepositions with clock express time, position, or method. Some combinations are fixed expressions, while others describe physical location.

Quick answer

Common prepositions with "clock"

Use on the clock for working time, by the clock for using exact measured time, near the clock for location, and to the clock after verbs of movement. Of the clock is uncommon except in special phrases such as the hands of the clock.

on the clock until 5 p.m.
The meeting room is near the clock in the lobby.
We set the schedule by the clock rather than by daylight.

Choose the pattern by meaning

These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.

on the clock

Showing working time or official timing

This fixed expression refers to being at work or officially timed.

The staff stayed on the clock during the emergency.

Drivers are paid only when they are on the clock

by the clock

Showing exact measured time

Use this phrase when something follows strict clock time.

The train departs by the clock, not when passengers arrive.

near the clock

Showing physical position

Near describes location close to a clock.

There is a bench near the clock in the station hall.

to the clock

Showing movement toward a clock

To is possible when a verb expresses movement or direction.

She walked to the clock on the wall to check the time.

See the difference in context

The same subject can take different constructions because each sentence answers a different question.

Construction

Example

Meaning

of the clock

The hands of the clock were painted gold.

Shows possession or part-whole relation, not a general pairing with clock.

on the clock

The technicians are still on the clock.

Working or officially timed.

by the clock

The school runs by the clock.

According to exact time measurement.

near the clock

We waited near the clock at the station.

Physical location close to a clock.

to the clock

He pointed to the clock above the door.

Direction or movement toward the clock.

Common mistakes

Some combinations appear in real text but do not mean what learners often assume.

Using "of clock" without a determiner

Clock normally needs a determiner after of.

✕ the hands of clock ✓ the hands of the clock

Confusing "on the clock" with location

On the clock is an idiom about work time, not physical position.

✕ The photo hangs on the clock. ✓ The photo hangs near the clock.

Using "to clock" without movement or direction

To usually follows a verb of movement or pointing.

✕ We sat to the clock. ✓ We sat near the clock.

Quick practice

Choose the expression that matches the intended meaning.

1. The nurses are still ___ the clock during the night shift.

2. We agreed to run the event ___ the clock.

3. There is a small table ___ the clock in the hallway.

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Frequently asked questions

Is "on clock" correct without "the"?

The usual expression is on the clock with the article.

Can I say "to the clock"?

Yes, when there is movement or direction, such as walk to the clock or point to the clock.

Is "of the clock" common?

It is mainly used for possession or parts, such as the face of the clock or the hands of the clock.

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