This is the 470th most frequent Turkish word.
pazar
"Sunday" or "market."
Here, 'Pazar' refers to the day 'Sunday' in Turkish.
Pazar günü pikniğe gideceğiz.
On Sunday, we will go for a picnic.
In this sentence, 'pazar' refers to a 'market', specifically a place where goods are sold.
Bu pazar çok kalabalıktı, meyve ve sebzeler çok tazeydi.
This market was very crowded, and the fruits and vegetables were very fresh.
In this case, 'pazar' denotes a 'market', but in an abstract economic sense, referring to a field of trade or commerce.