When Ziz[1] meets Ziz[8],that is, Δ meets Ω

When Ziz[1] meets Ziz[8],that is, Δ meets Ω, it usually means three things:
Δ Ziz Vivorin nourish Ω Ziz Hydrolux, abbreviation is Δ NRS Ω
Δ Ziz Vivorin Implicate Ω Ziz Hydrolux, abbreviation is Δ IMP Ω
Δ Ziz Vivorin be drained Ω Ziz Hydrolux, abbreviation is Δ DRNed Ω