Demonstrator: meaning, definitions and examples

Typically used for someone who shows or demonstrates a process, technique, or product, often in a practical, hands-on manner. It can be used for someone leading a protest or rally as well, though this has a more political tone.

• The demonstrator showed us how to use the new software.
• The police had to manage the crowd of demonstrators during the protest.

Often used for someone who teaches a specific skill or subject, particularly in an informal or non-traditional educational setting. This could be for activities like fitness, driving, or specialized classes.

• The yoga instructor guided the class through various postures.
• Our driving instructor was very patient and knowledgeable.

Commonly used for someone who educates students, generally in a classroom setting within primary, secondary, or higher education institutions. It implies a more traditional and formal role in the education system.

• My math teacher gave us extra homework to help us prepare for the exam.
• Teachers play a critical role in shaping young minds.

A general term for someone involved in the process of education, usually in a formal setting like schools or colleges. It's a broad term that encompasses teachers, instructors, and others in the field of education.

• She is a dedicated educator who has been working in the school system for over 20 years.
• Online platforms are great tools for modern educators.

This word is used to describe a person who takes part in a public demonstration or protest, usually organized to express an opinion or demand a change.

• The demonstrator held up a sign demanding justice.
• Thousands of demonstrators gathered in the city square.

A protester is similar to a demonstrator but often has a more confrontational or defiant tone. It refers to someone who actively expresses opposition, often publicly, against something they disagree with.

• The protesters chanted slogans against the new policy.
• Police arrested several protesters who blocked the road.

An activist is someone who actively campaigns for a cause, which can be social, political, environmental, or other areas. This term often implies a long-term commitment to the cause.

• She is a well-known activist for climate change awareness.
• Animal rights activists are planning a march next week.

An advocate is a person who supports or argues for a particular cause, policy, or group, often in a legal or policy-making context. This term can have a formal or professional connotation.

• He works as an advocate for the homeless.
• She is an advocate of free speech.

Use this term when referring to a person who shows or explains how something works or a person participating in a public protest or demonstration.

• The demonstrator showed us how to operate the new software.
• The police arrested several demonstrators during the protest.

This word is suitable when describing a tool or piece of equipment designed for a specific task, often involving electronics or mechanics.

• She used a special device to measure the air quality.
• His smartphone is a handy device for staying connected.

Best used when referring to a tool or implement, especially one used for precision work, often in fields like music, science, or medicine.

• The surgeon used a delicate instrument to perform the operation.
• He plays several musical instruments, including the guitar and piano.

Refer to this term when talking about a representation or imitation of a system, often smaller or simpler than the original. It can also mean a specific version or design of a product.

• The architect showed us a scale model of the new building.
• This is the latest model of the electric car.