zero

Từ điển Oxford Advanced Learner 8th

zero [zero zeros] number, verb BrE [ˈzɪərəʊ] NAmE [ˈzɪroʊ] NAmE [ˈziːroʊ]
number
1. (pl. zeros) (BrE also nought)0
•Five, four, three, two, one, zero… We have lift-off.
2. a temperature, pressure, etc. that is equal to zero on a scale
• It was ten degrees below zero last night (= −10°C).
• The thermometer had fallen to zero.
3. the lowest possible amount or level; nothing at all
• I rated my chances as zero.
•zero inflation

Word Origin:
early 17th cent.: from French zéro or Italian zero, via Old Spanish from Arabic ṣifr ‘cipher’.
Derived: ↑zero in on somebody
 
verb (zer·oes, zero·ing, zer·oed, zer·oed)~ sth
to turn an instrument, control, etc. to zero
Verb forms:

Word Origin:
early 17th cent.: from French zéro or Italian zero, via Old Spanish from Arabic ṣifr ‘cipher’.
 
See also: ↑nought

• Từ đồng nghĩa / Synonyms:
  zero(a), 0, zero point, nought, cipher, cypher, zero in