Parsing inflected forms may not always work as expected. If the following does not give the correct word, try Latin Words or Perseus.
praecinctĭo, ōnis, f. [praecingo], lit.,
- I. a girding about, a girdle: zonae, Hilar. in Matt. 2, 2.
Hence,
- II. Transf., the broad landing-place or lobby around the amphitheatre, or between each tier of seats, Vitr. 5, 3; 2, 8.