sine flu

1.Any type of flu that can be caught while you are learning about sine, cosine, and tangent or anything related to that in Math.

2.A time period in which there is an outbreak of a type of flu (for example: bird flu and swine flu) that during that time, you are learning bout sine, cosine,and tangent or anything related to that in Math.

1. John caught the sine flu after passing a Geometry test on the topics of sine, cosine, and tangent.

2.In school, this historical era should be called the sine flu.

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