reciprocal

1. Given, felt, or done in return; mutual.

   synonyms:mutualbilateral

2. Relating to a mathematical operation where two quantities are inversely related.

   synonyms:inverseopposite

The word 'reciprocal' originates from the late Middle English, derived from the Latin word 'reciprocus', meaning 'returning, alternating', which comes from 're-' (back) and 'crescere' (to grow).

The term is commonly used in everyday conversation, mathematics, and various fields such as law and economics.

While not used daily by everyone, 'reciprocal' is frequently encountered in discussions about relationships, agreements, and mathematical contexts.

Their friendship was reciprocal; both parties supported each other equally.

In mathematics, the reciprocal of a number is found by taking one divided by that number.

The two countries established reciprocal trade agreements to benefit their economies.

The word 'reciprocal' paints a picture of give-and-take, embodying the spirit of mutual exchange. With roots in Latin, it has evolved to find its place in both everyday language and specialized fields like mathematics. Whether you're discussing friendships, business deals, or even fractions, the concept of reciprocity is central to many interactions. So next time you find yourself in a mutually beneficial situation, remember that 'reciprocal' has your back!