Prepositions with nouns

Start with different prepositions

Different prepositions with start express time, sequence, or connection. Some combinations are fixed expressions.

Quick answer

Which prepositions are common with start?

Use at the start of for a point in time, from the start for something true from the beginning, and start to as part of the verb pattern. On start is mainly technical, and start of is part of larger phrases.

We met at the start of the meeting.
She understood the problem from the start.
The start of the film was slow.

Choose the pattern by meaning

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

1
at the start of + period or event

Showing the beginning point

At the start of refers to the beginning of a time period or event.

Prices rose at the start of the year.
2
from the start

Showing something true from the beginning

From the start means from the very beginning.

He supported the idea from the start.
3
the start of + noun

Naming the beginning part

Start of identifies the opening part of something.

The start of the course was challenging.
4
on start

Referring to activation or launch in technical contexts

On start appears mainly in technical instructions and software settings.

The program checks for updates on start.

See the difference in context

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

Construction
Example
Meaning
from the start
I agreed with her from the start.
From the beginning.
at the start of
We arrived at the start of the concert.
At the beginning point of an event or period.
start of
The start of the race was delayed.
The opening part or moment.
to start
They plan to start tomorrow.
Verb pattern, not a noun plus preposition construction.

Common mistakes

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

Using at start without an article in general contexts

At the start is usually more natural in standard English.

✕ We spoke at start of class. ✓ We spoke at the start of class.

Confusing from the start with at the start

From the start means continuously from the beginning. At the start refers to one moment.

✕ She knew at the start that it would fail all along. ✓ She knew from the start that it would fail.

Using on start in ordinary conversation

On start is mostly technical.

✕ I felt nervous on start of the meeting. ✓ I felt nervous at the start of the meeting.

Quick practice

Choose the expression that matches the intended meaning.

1. They noticed problems ___ the start.
2. We met ___ the start of the ceremony.
3. The ___ of the book is exciting.

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Frequently asked questions

What is the difference between from the start and at the start?

From the start means continuously from the beginning. At the start refers to a specific beginning moment.

Is on start correct?

It is mainly used in technical contexts such as software or machine settings.

Can I say start to?

Yes, but that is usually part of the verb pattern to start, not a noun phrase.

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