tourelle

Borrowed from French tourelle.

tourelle (plural tourelles)

1. A turret.
   • 1861, Elizabeth Gaskell, The Grey Woman:

     Large, stately, and dark was its [the château's] outline against the dusky night-sky; there were pepper-boxes and tourelles and what-not fantastically going up into the dim starlight.

   • 1974, Lawrence Durrell, Monsieur, Faber & Faber, published 1992, page 45:

     At each corner of the court rises a quaint and crusty little tourelle from which the beseiged could keep up a raking fire along the thick walls.

From tour +‎ -elle.

• IPA^(key): /tu.ʁɛl/

tourelle f (plural tourelles)

1. turret (of building, tank)
2. conning tower (of submarine)

• radar tourelle

• “tourelle”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.