core
Plural
cores
1
the central part of a fruit that typically contains seeds, like in apples, pears, and pineapples
The core of a fruit is the central, often tough or fibrous, part that contains the seeds or reproductive structures. It is typically surrounded by the flesh or edible portion of the fruit. In some fruits, such as apples and pears, the core contains the seeds housed within a central seed cavity. The core may also include other structures, such as vascular tissues for nutrient transport. While the core is not always consumed, it plays a crucial role in the fruit's development and reproduction, as it houses the seeds necessary for the plant's propagation.
- She carefully removed the core of the apple before taking a bite.
- The recipe called for the removal of the core from the orange before juicing it.
- They used a special tool to effortlessly remove the core of the pear.
- After cutting the melon, she discarded the core.
- He ate the sweet parts of the peach and tossed the core.
2
the central group within a larger organization or community, often responsible for key decisions
- The company's core consists of the top executives who make strategic decisions.
- He is part of the core of the committee that organizes all major events.
- The core of the movement focused on raising awareness about climate change.
- The core of the team met early to plan the project.
Synonyms:
3
the most essential or central part of an idea, experience, or concept
- The core of the company's mission is to provide affordable healthcare to underserved communities.
- Trust is at the core of any successful partnership.
- At the core of the book's theme is the importance of self-discovery.
- The core of the debate centers around the question of fairness and equality.
4
the central part of Earth, or any other planet
- The Earth's core is primarily composed of iron and nickel.
- Scientists study the core of the Earth to understand its composition and behavior.
- The core of Mars is believed to be largely composed of iron, though it's cooler than Earth's.
- Earth's core generates the planet's magnetic field.
- The core of Venus is thought to be similar to Earth's, with a dense, metal-rich center.
Synonyms:
5
a sample, usually cylindrical in shape, extracted from a solid substance, often for scientific or geological study
- Geologists took a core from the mountain to study its mineral composition.
- The team analyzed the core from the ice sheet to understand climate patterns.
- The drilling project produced several cores, revealing layers of ancient rock.
- Researchers used the core to assess the quality of the soil before construction.
Synonyms:
6
a central piece of material, typically soft iron, that enhances the magnetic field in devices like electromagnets or induction coils
- The core of the electromagnet is made from soft iron to increase its magnetic strength.
- A strong magnetic field is created by the core in an induction coil.
- The core of the transformer helps guide the magnetic flux between coils.
- In many electrical devices, the core material is chosen for its ability to concentrate magnetic fields.
- The electromagnet relies on its iron core to generate a strong and concentrated magnetic field.
Synonyms:
7
the central part of a nuclear reactor where the fuel is placed and nuclear reaction takes place
- The core of a nuclear reactor is where the chain reaction is carefully controlled.
- Cooling systems are crucial to maintain the temperature of the reactor core.
- The core of the reactor contains uranium fuel rods that undergo fission.
- Engineers monitor the reactor core to ensure it operates within safe temperature and pressure limits.
- The core of a nuclear power plant is shielded to prevent radiation from escaping.
8
a small magnetic ring used in early computer memory to store a single bit of data, now replaced by semiconductor memory
- Early computers used magnetic cores to store data before the advent of semiconductor memory.
- Engineers had to manually thread wires through the cores to create memory arrays.
- Each core in the memory array could hold a single bit of information.
Synonyms:
9
the central muscles in the torso, particularly those in the abdomen and lower back, which play a key role in supporting posture, balance, and movement
- A strong core helps improve overall body stability and athletic performance.
- The fitness program focused on engaging the core to prevent injuries during exercise
- Maintaining a firm core during yoga poses enhances balance and alignment.
- Weightlifting exercises target the core to support proper lifting form and prevent strain.