Cab lit up the sea (6)

I believe the answer is:

baltic

'cab lit up the sea' is the definition.
(I've seen this before)

This is the entire clue.

(Other definitions for baltic that I've seen before include "Northern European sea" , "Sea in N.Europe" , "Near-landlocked sea of N Europe" , "Scandinavian sea" , "Nearly land-locked sea of Scandinavia" .)

I've seen this clue in the Irish Times (Simplex) and The Irish Times.

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