Meaning of 売り手 in Japanese

長々と協議した末に、売り手と買い手は結局折り合った。
After considerable argument, the buyer and the seller finally came to terms.

売り手市場とは相対的に物が少なく買い手は選択範囲が限られ、かつ価格が高い市場ということである。
A seller's market is a market in which goods are relatively scarce, buyers have a limited range of choice, and prices are high.