Pronunciation: /ˈɑpəzɪt ˈnʌmbər/
noun a number that is the same distance from zero on the number line as a given number but on the opposite side of zero
A1 My opposite number at work is always willing to help me.
A2 I always sit next to my opposite number in math class.
B1 The detective was trying to track down his opposite number in the criminal organization.
B2 As a negotiator, it is important to understand the motivations of your opposite number.
C1 The CEO met with her opposite number from the competitor to discuss a potential merger.
C2 In international diplomacy, it is crucial to establish trust and communication with your opposite number from other countries.
formal In mathematics, the opposite number of 5 is -5.
informal My opposite number at work is always so helpful and supportive.
slang I can't stand my opposite number in the rival team, he's so arrogant.
figurative She is like my opposite number in terms of personality, always calm and collected while I'm more outgoing and spontaneous.
opposite numbers
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most opposite
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opposite numbering