NUCLEUS


Meaning of NUCLEUS in English

noun

COLLOCATIONS FROM CORPUS

■ ADJECTIVE

atomic

At this point it must seem paradoxical that atomic nuclei containing several closely packed protons exist at all.

Within the nucleus An atomic nucleus is very small; less than 10 -15 metres in diameter.

Quarks bind together to make up larger particles such as the protons and neutrons found in the atomic nucleus .

Understanding of the atomic nucleus was progressing rapidly and awareness was dawning of the awesome energies latent within.

In this context, a neutron star is effectively a single atomic nucleus .

small

The small nucleus of ex-service officers naturally guarded their job closely.

Growth proceeds from a small crystal nucleus which develops into a fibril.

Pilots are based mainly at Guernsey of Jersey, with a small nucleus of four at Alderney.

■ NOUN

cell

Embedded within the cytoplasm is the cell nucleus surrounded by its own special membrane.

The question is what will happen to the red blood cell nucleus if it is placed in cancer cell cytoplasm?

The pipette was wide enough to accommodate the cell nuclei easily, but too narrow to accommodate the whole cell.

The HeLa cell nucleus continues to behave as before.

But there is a dramatic change in the chick red blood cell nucleus .

After larger doses, chromosomes are seen to break and cell nuclei to fragment.

They match the four pairs of chromosomes, dense bodies in the cell nucleus .

comet

Clearly comet nuclei are very weak.

As long as a comet nucleus is still active, fresh clouds of dust are emitted at each perihelion passage.

The other half of the NEOs are extinct comet nuclei .

deuterium

The figure on page 28 shows the make-up of these simplest nuclei and illustrates what happens when two deuterium nuclei collide.

The calculations by Frank and the Soviet theoreticians had dealt with the fusion of proton and deuterium or of two deuterium nuclei .

■ VERB

become

They stayed on in Constantinople and became the nucleus of the Varangian Guard, which lasted for many centuries.

In 1875 Boston Spa College was purchased, and this became the nucleus of the present School.

The guest house for the abbey became the nucleus of a royal residence.

contain

Each of the two cells now contains a diploid nucleus , containing both maternal and paternal chromosomes.

The cell body contains the nucleus .

Note that the zygote-the one-celled nucleus-at no stage contains a single nucleus.

Plants, animals, and fungi have eukaryotic cells, containing distinct nuclei and several other kinds of organelle.

Usually this sucked-out cytoplasm will contain the egg nucleus .

form

Hickson hopes this will form the nucleus of a self-help group.

Gangs, particularly of white youths, formed definite nuclei for crowd and mob formations.

Meadow Mill now forms the nucleus of a small trading estate.

In the beginning of the chapter he calls the 12 disciples who will form the nucleus of the Church.

This, under the control of the inference engine, forms the system nucleus .

These titles have formed the nucleus basis of an educational website.

The alignment of polymer chains at specific distances from one another to form crystalline nuclei will be assisted when intermolecular forces are strong.

There they coalesce to form a single nucleus .

EXAMPLES FROM OTHER ENTRIES

Doe and Cervenka were the nucleus of the great band "X."

EXAMPLES FROM CORPUS

Alexander's new gaol remains the nucleus of Maidstone Prison today.

For each treatment at least seven pairs of limbs were examined and over 1,500 nuclei counted.

One should not, however, think that the nucleus of any cell will support development if transplanted into the egg.

The creature probably created by the fusion of a human nucleus and a bovine ovum was owed something.

Within the nucleus An atomic nucleus is very small; less than 10 -15 metres in diameter.

Longman DOCE5 Extras English vocabulary.      Дополнительный английский словарь Longman DOCE5.