nutrient agar (noun)

1. The architect used nutrient agar to create a unique texture and pattern on the walls of the building.

2. During the Middle Ages, nutrient agar was not readily available, so alternative substances were used as gelling agents in culture mediums.

3. According to ancient mythology, the gods created nutrient agar to sustain the divine creatures in their kingdom.

4. In the horror movie, the scientist conducted gruesome experiments using nutrient agar to create mutant organisms.