Pendulum: meaning, definitions and examples

Used in contexts related to physics, engineering, clocks, and timekeeping devices. It refers to an object that swings back and forth under the influence of gravity.

• The pendulum of the clock kept perfect time
• The scientist observed the oscillation of the pendulum during the experiment

This word is generally used in a slang or informal sense and can have negative or risqué connotations. It refers to a person who engages in casual or non-monogamous sexual activities.

• The term 'swinger' is often used to describe someone involved in an open relationship
• Swingers' parties are known for their relaxed views on monogamy

Can refer to the lower end of a pendulum (the weight) or in a general sense to describe a quick, short movement. It's also used in haircuts and fishing.

• The bob at the end of the pendulum was made of brass
• She had her hair cut into a stylish bob
• He watched the fishing bob dip into the water

Commonly used in construction and surveying, it refers to a pointed weight attached to a string used to find a vertical line (plumb line).

• The builder used a plumb bob to ensure the wall was perfectly vertical
• The surveyor checked his measurements with a plumb bob

Use this when describing an object that swings back and forth, especially in a regular rhythmic motion or when discussing timekeeping mechanisms. It can also be metaphorically used to describe the fluctuation between two states or extremes.

• The pendulum of the grandfather clock moved with a precise rhythm, marking each second.
• The political opinion in the country swings like a pendulum between different parties.

Appropriate for describing a back and forth motion, especially in a scientific or technical context, or the regular variations in a characteristic such as energy or temperature.

• The oscillation of the fan kept the room cool.
• Scientists measured the oscillation of the frequency during the experiment.

Use this when emphasizing indecision or the inability to make up one's mind, especially in a way that conveys a negative or critical tone. It often implies weakness or a lack of resolve.

• His constant vacillation on important decisions frustrated his colleagues.
• The committee's vacillation delayed the project significantly.

Best used for describing irregular or unpredictable variations or changes in data, conditions, or levels, such as climate, prices, or mood.

• There was a significant fluctuation in the stock market last week.
• Her moods showed great fluctuation, making it hard to predict how she would feel.

Used primarily to describe a swinging object, often in clocks, that helps regulate time. It can also be used metaphorically to describe back-and-forth movements or changes in opinions, decisions, or situations.

• The pendulum of the grandfather clock swung steadily back and forth
• The political pendulum has swung once again in favor of the conservatives

Often used in musical settings to describe a device that produces regular ticks or beats to help musicians maintain a consistent tempo. Not commonly used outside of music-related contexts.

• The pianist used a metronome to practice keeping time
• Adjust the metronome to 120 beats per minute for this piece

Refers to a person or device responsible for tracking and recording the passage of time. This term can be used in sports, workplaces, and various events where accurate timekeeping is essential.

• During the race, the official timekeeper recorded each runner's finishing time
• At the meeting, the timekeeper ensured that each agenda item was discussed within the allocated time