thirty-one
num1
The cardinal number immediately following thirty and before thirty-two; thirty plus one.
- Toad, that vnder cold ſtone, / Dayes and Nights ha's thirty one: / Sweltred Venom ſleeping got, / Boyle thou firſt i'th'charmed pot.c. 1606 (date written), William Shakespeare, “The Tragedie of Macbeth”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, →OCLC, [Act IV, scene i], page 143, column 2:
- Synonyms
- 31, XXXI
- Derived terms
- thirty-first, thirty-oneth