Home › Words › R › rigolrigol/ˈɹɪɡ.ɒl/rigol means A circle.rigol is pronounced /ˈɹɪɡ.ɒl/.EtymologyFrom Middle English rigol, from Middle French rigole. Doublet of rail, regal, regula, and rule.nounA circle.e.g.“About the mourning and congealed face Of that black blood a watery rigol goes, Which seems to weep upon the tainted place:” — 1594, William Shakespeare, Lucrece (First Quarto), London: […] Richard Field, for Iohn Harrison, […], →OCLC:A diadem, crown (ornamental headband worn as a badge of royalty).e.g.“[…] this is a sleep That from this golden rigol hath divorc’d So many English kings.” — c. 1596–1599 (date written), William Shakespeare, “The Second Part of Henry the Fourth, […]. Epilogue.”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] IsaA ridge or channel above a porthole to redirect water flow from dripping inside the vessel.Definitions & examples from Wiktionary (CC BY-SA 3.0).