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- n. Plural form of frigidarium.
Sorry, no etymologies found.
The masonry of two walls, built to seal off two original entrances in both frigidaria, is identical to that used to build the above-mentioned piscina but different from the masonry of the long walls.
Yet, after carefully observing and comparing the masonry in both frigidaria, it seems that the piscina of frigidarium 2 came from a later period.
On the upper floor, we have identified three caldaria, two tepidaria, and two frigidaria so far.
This corridor was once connected with both frigidaria 2 and 1 (central hall) located respectively to the north and east and to the south of it.
Yet large sections of the concrete vault above both frigidaria remained in place.
Passing hence, through three or four other chambers, you enter the _cella frigidaria_ of the baths, in which there are two basins projecting from opposite walls, abundantly large enough to swim in, if you feel inclined to do so in the first instance.