Crossword Answer Lookup

One thus about to tour Italian port dealing with marks on a map (8)

Guardian Puzzle #29162 5 Down 2023-08-30
Definition
dealing with marks on a map
Wordplay type
Charade
Explanation
An envelope (‘to tour’) of BARI (‘Italian port’) in I (‘one’) plus SO (‘thus’) plus C ( circa , ‘about’).
Source: Fifteensquared
Answer
ISOBARIC