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Prepositions after adjectives

Connected with or connected to?

Both connected with and connected to are standard, but they are used in slightly different ways.

Quick answer

When do we use connected with or connected to?

Connected to often describes a physical, technical, or direct link. Connected with often refers to a relationship, association, or involvement. In many contexts, both are possible.

The printer is connected to the network.
She is connected with several charities.
The issue is closely connected to rising costs.

Choose the pattern by meaning

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

1
connected to + device/system

Describing physical or technical links

Use connected to for cables, networks, systems, and direct links.

My phone is connected to the speaker.
The office is connected to the main server.
2
connected with + organisation/activity

Showing association or involvement

Use connected with for social, professional, or thematic associations.

He is connected with the research project.
The company is connected with local education programmes.
3
connected to + idea/problem

Linking causes or topics

Connected to can also describe conceptual relationships.

Stress is connected to poor sleep.

See the difference in context

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

Construction
Example
Meaning
connected with
She is connected with the museum.
associated or involved with something
connected to
The monitor is connected to the computer.
physically or directly linked
connected with
The debate is connected with environmental policy.
related in subject matter
connected to
His symptoms may be connected to anxiety.
linked by cause or effect

Common mistakes

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

Using connected with for physical wiring

Connected to is more natural for technical or physical links.

✕ The router is connected with the modem. ✓ The router is connected to the modem.

Confusing association with direct connection

Connected with often sounds better for involvement or affiliation.

✕ She is connected to several charities. ✓ She is connected with several charities.

Leaving out the preposition

Connected normally needs with or to before a noun.

✕ The problem is connected rising costs. ✓ The problem is connected to rising costs.

Quick practice

Choose the expression that matches the intended meaning.

1. The television is ___ the internet.
2. He is closely ___ the investigation.
3. High prices are often ___ supply shortages.

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Frequently asked questions

Are connected with and connected to interchangeable?

Often yes, but connected to is more common for direct links, while connected with often suggests association or involvement.

Which form is better for technology?

Connected to is the standard choice for devices, systems, and networks.

Can connected with describe topics?

Yes. It can describe relationships between subjects, ideas, or events.

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