zero Definition in the Cambridge English Dictionary
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Definition of “zero” - English Dictionary

Definition of "zero" - American English Dictionary

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zeronumber

 us   /ˈzɪər·oʊ, ˈzi·roʊ/ (plural zeros or zeroes)

zero number (NUMBER)

0

zeronoun [U]

 us   /ˈzɪər·oʊ, ˈzi·roʊ/

zero noun [U] (NOTHING)

nothing; not anything: Visibility in the ​fog was just about zero.

zeroadjective [not gradable]

 us   /ˈzɪər·oʊ, ˈzi·roʊ/

zero adjective [not gradable] (NOT ANY)

not any or no: The ​economyshowed zero ​growth in the first ​quarter of this ​year.
(Definition of zero from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "zero" - British English Dictionary

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zeronumber

uk   /ˈzɪə.rəʊ/  us   /ˈzɪr.oʊ/ (plural zeros)
A2 [C or U] (the ​number) 0; nothing: Five, four, three, two, one, zero. The ​number one million is written with a one and six zeros. Heavy ​rain has ​reducedvisibilityalmost to zero (= ​itslowestpoint).B1 [U] on a set of ​numbers for ​comparingtemperature in ​degreesCelsius, the ​level of ​temperature at which ​waterfreezes: The ​temperature is ​expected to ​drop to ten ​degrees below zero ​tonight.
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zeroadjective

uk   /ˈzɪə.rəʊ/  us   /ˈzɪr.oʊ/
not any or no: zero ​growth/​inflationinformal He said that his ​chances of getting the ​job were zero (= he had no ​chance).
(Definition of zero from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)

Definition of "zero" - Business English Dictionary

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zeronoun

uk   us   /ˈzɪərəʊ/ (plural zeros, or zeroes)
[C or U] the ​number 0: They ​agreed to ​cuttariffs on 4,000 ​categories of ​goods to between zero and 5% by 2013.
[U] nothing at all, or the ​lowest possible ​amount: The ​intent of ​sustainablebusinessdevelopment is to ​drive outputs of ​hazardouswaste to zero.zero cost/growth The ​economicreformpackages stirred the ​economy from zero ​growth.
[U] MEASURES on a set of ​numbers for comparing temperature in degrees Celsius, the ​level of temperature at which water ​freezes: The temperature ​dropped to ten degrees below zero.
informal →  zero coupon bond
(Definition of zero from the Cambridge Business English Dictionary © Cambridge University Press)
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“zero” in Business English

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