25 grams of dried oregano is a surprisingly large amount that fills 8.45 tbsp (125 mL). When poured into a loose pile, it is 4.21 in (10.7 cm) wide and 1.64 in (4.18 cm) tall, which is about the size of a tennis ball.

In kitchen measures
8.45 tablespoons
25.4 tsp · 8.45 tbsp · 0.528 cups
about the size of a tennis ball
Density estimated by AI from typical values. Dried oregano typically ranges 0.15–0.25 g/mL depending on how it's packed. A firmly packed scoop weighs more.