nuclear
/'nju:kliə/ Cách viết khác : (nucleate) /'nju:kliit/
Definition
- Adjective:
- Relating to the nucleus of an atom: Pertaining to the central, dense core of an atom, where protons and neutrons are located, and the energy or reactions associated with it.
- Relating to the nucleus of a cell: Pertaining to the central, membrane-bound structure in a cell that contains genetic material (DNA).
- Constituting or acting as a central or core part: Serving as the central, essential, or most important part of something.
- Deriving destructive energy from atomic reactions: Specifically relating to weapons or energy that utilize the immense power released from nuclear fission or fusion.
Examples of Usage
- Relating to atomic nucleus:
- Nuclear physics is the study of atomic nuclei and their interactions.
- The country invested in nuclear energy to reduce its reliance on fossil fuels.
- Relating to cell nucleus:
- The nuclear membrane encloses the cell's genetic material.
- Nuclear division is a key process in cell reproduction.
- Constituting a central part:
- The nuclear family, consisting of parents and children, is a common social unit.
- She is part of the nuclear team managing the project.
- Relating to atomic weapons:
- The treaty aimed to prevent the proliferation of nuclear weapons.
- The world feared the consequences of a nuclear war.
Advanced Usage
- "To go nuclear" (idiomatic): To react with extreme and overwhelming force or intensity; to escalate a situation drastically.
- When the negotiations failed, the company went nuclear and filed a massive lawsuit.
- "Nuclear option": A final, extreme, and often irreversible course of action, taken when all other options have failed. Originates from political strategy.
- Changing the senate rules was considered the nuclear option.
Variants and Related Words
- Nucleus (n): The central and most important part of an object, movement, or group, forming the basis for its activity and growth. Also, the positively charged central core of an atom or the structure in a cell containing DNA.
- Nucleate (v/adj): To form or act as a nucleus. As an adjective, having a nucleus.
- Nucleonics (n): The branch of science and technology concerned with atomic nuclei and nuclear energy.
- Nucleic acid (n): A complex organic substance (such as DNA or RNA) present in living cells, whose molecules consist of many nucleotides linked in a long chain.
Synonyms
- Atomic: Pertaining to atoms or atomic energy. (e.g., atomic bomb, atomic theory).
- Central: Of the greatest importance; principal or essential.
- Core: The central or most important part of something.
Related Phrases
- Nuclear fission: A nuclear reaction in which a heavy nucleus splits into smaller nuclei with the release of energy.
- Nuclear fusion: A nuclear reaction in which atomic nuclei combine to form a heavier nucleus, releasing enormous energy.
- Nuclear reactor: A device used to initiate and control a sustained nuclear chain reaction.
- Nuclear fallout: The residual radioactive material propelled into the atmosphere after a nuclear explosion.
Related Idioms
- A nuclear family: A family group that consists only of parents and their children.
- In the nuclear age: In the modern era characterized by the possession and potential use of nuclear weapons.
Adjective
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constituting or like a nucleus
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annexation of the suburban fringe by the nuclear metropolis
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the nuclear core of the congregation
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of or relating to or constituting the nucleus of a cell
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nuclear membrane
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nuclear division
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of or relating to or constituting the nucleus of an atom
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nuclear physics
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nuclear fission
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nuclear forces
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(weapons) deriving destructive energy from the release of atomic energy
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nuclear war
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nuclear weapons
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atomic bombs
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