zero

• صفة تعني 'لا شيء' أو 'غير موجود إطلاقًا'؛ تُستخدم للإشارة إلى انعدام الشيء أو غيابه التام.

An adjective meaning 'not any' or 'no amount of'; used to indicate the absence of something.

1. Absence of quantityA1formal

   Indicating the absence of any or all units under consideration.

   صِفْرِيّ

   • The temperature dropped to zero degrees Celsius.
   • There is zero chance of rain today.
   • He has zero tolerance for dishonesty.

   المرادفاتnaughtnilnoughtnullzilchzip

2. No valueA2formal

   Having no measurable or otherwise determinable value.

   صِفْرِيّ

   • The project had zero impact on the community.
   • Her contribution was zero in the final analysis.
   • The investment yielded zero profit.

   المرادفاتnaughtnilnonenullworthlesszilch

   الأضدادnegativepositive

3. Starting pointB1formal

   Indicating an initial point or origin.

   صِفْرِيّ

   • The race starts at zero meters.
   • We need to reset the counter to zero.
   • The timeline begins at year zero.

   المرادفاتinitialopeningstarting

4. C1formalscientific

   Of or relating to the null set, a set with no members.

   المجموعة الخالية

   • The intersection of these two sets is zero.
   • In mathematics, a zero set has no elements.
   • The concept of a zero set is fundamental in set theory.

   المرادفاتemptynullvoid

• اسم يدل على العدد الأصلي صفر، أي انعدام الكمية؛ ويشير أيضًا إلى العنصر الرياضي المحايد بالنسبة للجمع، وإلى نقطة البداية في المقياس أو التدرج، وإلى ضبط التصويب بحيث تصيب القذيفة مركز الهدف عند انعدام الريح.

A noun representing the cardinal number 0, indicating the absence of quantity; it also refers to a mathematical element that is the additive identity, a neutral starting point on a scale, or a sight setting for a projectile to hit the center of a target with no wind.

1. A quantity of no importanceA2informal

   Something that has no value, significance, or importance.

   شيء لا قيمة له

   • His contribution to the project was zero.
   • The chances of winning are practically zero.
   • She felt her opinion counted for zero in the discussion.

   المرادفاتaughtciphergoose eggnadanaughtnilnixnothingnoughtnullzilchzipzippo

   الأضدادconsequenceimportancesignificancesomethingvalue

2. Mathematical elementA1formal

   A number that, when added to any other number, yields that same number; the additive identity.

   صفر

   • If you add zero to five, you still get five.
   • Zero multiplied by any number equals zero.
   • The concept of zero is fundamental in mathematics.

   المرادفاتciphernaughtnilnoughtnull

3. B1formal

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

   الصفر

   • The temperature dropped to zero degrees Celsius.
   • The scale starts at zero and goes up to one hundred.
   • Zero on the Richter scale indicates no seismic activity.

   المرادفاتoriginzero point

4. Sight setting for a weaponC1formal

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

   تصفير السلاح

   • The sniper adjusted his scope to zero before the mission.
   • Setting the rifle to zero ensures accurate shots in calm conditions.
   • He checked the zero on his weapon before the competition.

• العدد الذي يدل على انعدام الكمية أو القيمة، أي لا شيء؛ ويُستعمل أيضًا بمعنى الصفر في الحساب أو النتيجة أو المعدل.

The cardinal numeral representing the quantity of nothing, null, or absence of units; the additive identity in mathematics (any number plus zero remains unchanged); the boundary point between positive and negative numbers on the number line; a placeholder digit in positional numeral systems. Also functions as a noun (denoting the symbol, quantity, or concept of nothingness), adjective/determiner (modifying nouns to indicate null quantity), and pronoun (standing in for a null plural noun phrase).

1. Cardinal numeral: the number 0A1formal

   Used to denote a quantity of no persons or things; the integer representing null quantity in the sequence of integers; the additive identity in arithmetic (a + 0 = a); represents absence, nullity, or a starting point in counting, mathematics, and everyday usage.

   عدد أصلي: العدد 0

   • There are zero errors in the final report.
   • She scored zero points in the first round.
   • Zero plus any number equals that number.
   • The temperature dropped to zero degrees Celsius.
   • He had zero reasons to decline the offer.

2. Noun: the number, symbol, or concept of zeroA2formal

   A noun referring to the cardinal number zero; the numeral symbol 0; the concept of nothingness, nullity, or absence; in mathematics, the origin point on a number line or coordinate system; in sports, a score of nil or nothing.

   اسم: العدد صفر أو رمزه أو مفهومه

   • The number zero revolutionized mathematics and computation.
   • Write the digit as a zero, not the letter O.
   • The team was shut out, ending with a zero on the scoreboard.
   • In binary code, zero represents the off state.
   • The concept of zero was developed independently in several ancient cultures.

3. Adjective/Determiner: amounting to zeroA1formal

   Used attributively before a noun to indicate that the quantity or number of the noun is zero; modifies plural or singular countable nouns to specify null or absent quantity.

   صفة/محدد: بمقدار صفر

   • They recorded zero incidents during the safety audit.
   • We have zero tolerance for policy violations.
   • The experiment yielded zero detectable results.
   • She has zero experience in that field.
   • Zero emissions vehicles are becoming more common.

4. Pronoun: zero people or things (null plural)B1formal

   Used as a pronoun to refer to zero previously mentioned or understood persons or things; takes singular or plural verb agreement depending on context; emphasizes complete absence.

   ضمير: لا أحد أو لا شيء

   • Five hundred applied, but zero were selected for the pilot program.
   • I invited fifty guests; zero confirmed their attendance.
   • How many errors did you find? — Zero, the document is flawless.
   • Several hypotheses were tested, but zero proved statistically significant.
   • Of the samples analyzed, zero contained the target compound.

• فعل يُستخدم للدلالة على ضبط جهاز أو أداة على نقطة الصفر أو المستوى الأساسي، أو على تركيز الانتباه على هدف أو مسألة محددة.

A verb used to indicate the act of adjusting an instrument or device to a zero point or baseline, or to focus attention on a specific target or issue.

1. Adjust to zeroB2formal

   To set an instrument or device to a zero reading or baseline.

   تصفير

   • The technician zeroed the scale before weighing the sample.
   • Make sure to zero the pressure gauge before starting the experiment.
   • He zeroed the multimeter to ensure accurate measurements.

   المرادفاتcalibratenullresettare

2. Adjust a gun's aimC1formal

   To adjust the sights of a firearm so that the point of aim matches the point of impact at a specific distance.

   ضبط تصويب السلاح

   • The sniper zeroed his rifle at the shooting range.
   • Before the hunt, he zeroed the scope on his rifle.
   • The soldier zeroed the weapon to ensure accuracy in the field.

   المرادفاتcalibratezero in

الصيغ المركّبةzero in