pelvis (the bony structure of the lower trunk); the pelvic area
Elle a mal au bassin depuis sa chute.
Her pelvis has been hurting since her fall.
basin; pond; pool; tank (a contained area of water — e.g., ornamental pond, swimming-pool basin, harbour basin)
On se retrouve près du bassin du Jardin du Luxembourg.
Let's meet near the pond in the Luxembourg Gardens.