zero — Từ điển tiếng Anh

Số từ

1. The cardinal number occurring before one and that denotes no quantity or amount at all, represented in Arabic numerals as 0.

   Từ đồng nghĩa

   cipherlovenaughtnilnonoughtnullzilchzippo

   Từ liên quan

   Table of cardinal numbers 0 to 9 in various languages

   Ví dụ

   The conductor waited until the passenger count was zero.

   A cheque for zero dollars and zero cents crashed the computers on division by zero.

   Thêm ví dụ (2)

   Last year, it scored 26 on Transparency International’s Corruption Perceptions Index which ranks countries on a scale of zero to 100, with zero meaning “highly corrupt” and 100 signifying that a country is “very clean.”

   "A zero itself is nothing, but without a zero you cannot count anything. Therefore, a zero is something, yet zero." These words of wisdom from the Dalai Lama might not have been in the minds of planners and engineers when designing new railway station platforms, but for several main line stations, zero is indeed something. Eight stations in the UK now operate a Platform 0 - from Cardiff to Kings Cross, Doncaster and Haymarket.

Danh từ

1. The numeric symbol that represents the cardinal number zero.

   Cách dùng

   • đếm được
   • không đếm được

   Ví dụ

   In unary and k-adic notation in general, zero is the empty string.

   Write 0.0 to indicate a floating point number rather than the integer zero.

   Thêm ví dụ (1)

   The zero sign in American Sign Language is considered rude in some cultures.

2. The digit 0 in the decimal, binary, and all other base numbering systems.

   Cách dùng

   • đếm được
   • không đếm được

   Ví dụ

   One million has six zeroes.

   Thêm ví dụ (3)

   His idea is to stand billions of ultrafine wire loops around the edge of a silicon chip — hence the name racetrack — and use electric current to slide infinitesimally small magnets up and down along each of the wires to be read and written as digital ones and zeros.

   Here is the formal definition: an autobiographical number is a number N such that the first digit of N counts how many zeroes are in N, the second digit counts how many ones are in N and so on. In our example, 1210 has 1 zero, 2 ones, 1 two and 0 threes.

   This effectively allows switching on and off of the flow of current, so it is either conducting or not conducting, creating the binary system of zeroes and ones used in digital computers.

3. Nothing, or none.

   Cách dùng

   • không trang trọng
   • không đếm được

   Ví dụ

   zero-defect

   The shipment was lost, so they had zero in stock.

   Thêm ví dụ (2)

   He knows zero about humour.

   In the end, all of our hard work amounted to zero.

4. The value of a magnitude corresponding to the cardinal number zero.

   Cách dùng

   • đếm được
   • không đếm được

   Ví dụ

   The electromagnetic field does not drop all of the way to zero before a reversal.

   Thêm ví dụ (1)

   Investors face a quandary. Cash offers a return of virtually zero in many developed countries; government-bond yields may have risen in recent weeks but they are still unattractive. Equities have suffered two big bear markets since 2000 and are wobbling again. It is hardly surprising that pension funds, insurers and endowments are searching for new sources of return.

5. The point on a scale at which numbering or measurement originates.

   Cách dùng

   • đếm được
   • không đếm được

   Ví dụ

   The temperature outside is ten degrees below zero.

6. A value of the independent variables of a function, for which the function is equal to zero.

   Cách dùng

   • đếm được
   • không đếm được

   Ví dụ

   The zeroes of a polynomial are its roots by the fundamental theorem of algebra.

   The derivative of a continuous, differentiable function that twice crosses the axis must have a zero.

   Thêm ví dụ (2)

   The nontrivial zeros of the Riemann zeta function may all lie on the critical line.

   As the next example shows, the set of zeros may well have a limit point not belonging to the domain.

7. The additive identity element of a monoid or greater algebraic structure, particularly a group or ring.

   Cách dùng

   • đếm được
   • không đếm được

   Ví dụ

   Since a commutative zero is the inverse of any additive identity, it must be unique when it exists.

   The zero (of a ring or field) has the property that the product of the zero with any element yields the zero.

   Thêm ví dụ (1)

   The quotient ring over a maximal ideal is a field with a single zero element.

8. A person dismissed as unimportant.

   Cách dùng

   • đếm được
   • tiếng lóng
   • không đếm được

   Từ đồng nghĩa

   ciphernobodynonentityloser

   Ví dụ

   They rudely treated him like a zero.

9. A difference that is present at an abstract level, but not realized in the form, that is, superficially (on the surface).

   Cách dùng

   • đếm được
   • không đếm được

   Ví dụ

   Thêm ví dụ (1)

   Sometimes a difference in intended meaning has only a zero to mark it, in which case the utterance may be ambiguous when context alone does not fully clarify it.

10. A casual misspelling of Zero ("a fighter aircraft operated by Imperial Japan during World War II").

    Cách dùng

    • đếm được
    • từ lịch sử
    • không trang trọng
    • không đếm được

11. A setting of calibrated instruments such as a firearm, corresponding to a zero value.

    Cách dùng

    • đếm được
    • không đếm được

12. A security which has a zero coupon (paying no periodic interest).

    Cách dùng

    • đếm được
    • không đếm được

    Ví dụ

    The takeovers were financed by issuing zeroes.

Từ hạn định

1. Synonym of no.

   Ví dụ

   She showed zero respect.

   Thêm ví dụ (1)

   You have to salute Gerrard's bravery in accepting the challenge of trying to turn Rangers around given that he has zero experience in senior management. Immortality beckons if he does it.

Tính từ

1. Of a cloud ceiling, limiting vision to 50 feet (15 meters) or less.

   Cách dùng

   • not-comparable

2. Of horizontal visibility, limited to 165 feet (50.3 meters) or less.

   Cách dùng

   • not-comparable

3. Present at an abstract level, but not realized in the surface form.

   Cách dùng

   • not-comparable

   Ví dụ

   The stem of "kobieta" with the zero ending is "kobiet".

4. Used in the names of foodstuffs, especially beverages, to indicate a version with no calories

   Cách dùng

   • not-comparable
   • postpositional

Động từ

1. To set some amount to be zero.

   Cách dùng

   • ngoại động từ

   Ví dụ

   They tried to zero the budget by the end of the quarter.

   Results were inconsistent because an array wasn’t zeroed during initialization.

   Thêm ví dụ (2)

   Zero the fluorometer with the same solvent used in extraction.

   George parked in space 34, zeroed the trip meter, closed and locked his car, then went back to the guard shack.

2. To disappear or make something disappear.

   Ví dụ

   Traffic on the encrypted channels used by senior Iraqi generals had peaked and zeroed, then peaked again, and zeroed again.

   They discovered the object code for the simulator that was DON, and zeroed it. DON — or his creator — was clever and had planted many copies,

   Thêm ví dụ (1)

   If I zeroed Jack, I'd get by So I'd erased him, pretended the last few months had never happened.

3. To adjust until the variance is reduced to an acceptably low amount.

   Ví dụ

   The soldier took his gun to the shooting range to zero its aim.

Tính từ

1. indicating the absence of any or all units under consideration

   Ví dụ

   a zero score

2. having no measurable or otherwise determinable value

   Ví dụ

   the goal is zero population growth

3. indicating an initial point or origin

4. of or relating to the null set (a set with no members)

Danh từ

1. a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

   Từ đồng nghĩa

   nothingnilnixnadanullaughtciphercyphergoose eggnaughtzilchzipzippo

   Từ có nghĩa rộng hơn

   relative quantity

   Ví dụ

   it looked like nothing I had ever seen before

   reduced to nil all the work we had done

   Thêm ví dụ (3)

   we racked up a pathetic goose egg

   it was all for naught

   I didn't hear zilch about it

2. a mathematical element that when added to another number yields the same number

   Từ đồng nghĩa

   noughtciphercypher

   Từ có nghĩa rộng hơn

   digitfigure

3. the point on a scale from which positive or negative numerical quantities can be measured

   Từ đồng nghĩa

   zero point

   Từ có nghĩa rộng hơn

   numerical quantity

4. the sight setting that will cause a projectile to hit the center of the target with no wind blowing

   Từ có nghĩa rộng hơn

   sight setting

Động từ

1. adjust (an instrument or device) to zero value

   Từ có nghĩa rộng hơn

   adjustsetcorrect

2. adjust (as by firing under test conditions) the zero of (a gun)

   Từ đồng nghĩa

   zero in

   Từ có nghĩa rộng hơn

   adjustsetcorrect

   Ví dụ

   He zeroed in his rifle at 200 yards