Pesquisar
Selecione o idioma do dicionário
Nucleus
01
núcleo, nucleo
(biology) the part of a cell that contains most of the genetic information
Exemplos
The nucleus of a cell contains genetic material in the form of DNA, which regulates cellular activities.
O núcleo de uma célula contém material genético na forma de DNA, que regula as atividades celulares.
The nucleus is surrounded by a double membrane called the nuclear envelope, which controls the passage of materials into and out of the nucleus.
O núcleo é cercado por uma membrana dupla chamada envelope nuclear, que controla a passagem de materiais para dentro e para fora do núcleo.
02
núcleo, coração
a central or most important group within a larger organization, often responsible for leadership or key decisions
Exemplos
The nucleus of the team consisted of senior engineers who led the development process.
O núcleo da equipe consistia em engenheiros seniores que lideraram o processo de desenvolvimento.
The political nucleus of the movement pushed for major reforms in the education system.
O núcleo político do movimento pressionou por grandes reformas no sistema educacional.
03
the dense, positively charged core of an atom, made up of protons and neutrons and containing most of the atom's mass
Exemplos
The nucleus contains nearly all the mass of an atom.
Scientists studied how electrons orbit the atomic nucleus.
04
a distinct cluster of nerve cells within the brain or spinal cord that performs a specific function
Exemplos
The hypothalamic nucleus regulates hunger and body temperature.
Damage to the caudate nucleus can affect movement control.
05
the dense central region of the eye's lens, surrounded by the softer cortex
Exemplos
The lens nucleus becomes cloudy with age, leading to cataracts.
The surgeon carefully removed the hardened nucleus during the procedure.
06
núcleo, coração
the central core of a comet, which is composed of ice, dust, and rocky materials
Exemplos
The nucleus of Comet Hale-Bopp is believed to be several kilometers in diameter.
Acredita-se que o núcleo do cometa Hale-Bopp tenha vários quilômetros de diâmetro.
The nucleus of a comet contains volatile substances that vaporize when the comet approaches the Sun, creating its characteristic tail.
O núcleo de um cometa contém substâncias voláteis que vaporizam quando o cometa se aproxima do Sol, criando sua cauda característica.
07
the central sound unit of a syllable, usually formed by a vowel or vowel-like element, around which other sounds cluster
Exemplos
In the word " cat, " the vowel /æ/ serves as the syllable 's nucleus.
Every syllable must have a nucleus to be pronounceable.
Árvore Lexical
pronucleus
nucleus
