What is the Latin word for sixteen?

The usual Latin words for “sixteen” are sēdecim, sēdeciēs. The right choice depends on the sense; see the distinctions below.

English → Latin

“sixteen” in Latin

sēdecimsixteen; 16 sēdeciēssixteen times.

Riddle & Arnold A Copious and Critical English–Latin Lexicon, 1864

sixteen

sedecim (Terentianus): sexdecim: decem et sex; (distributive) seni deni. Sixteen times, sedecies: sixteen hundred, sedecies centum: sixteen years old, sexdecim or decem et sex annorum: boys of sixteen, pueri senum denum annorum.

Quick answer

What is the Latin word for sixteen?: The usual Latin words for “sixteen” are sēdecim, sēdeciēs. The right choice depends on the sense; see the distinctions below.

Entry from J. E. Riddle & T. K. Arnold, A Copious and Critical English–Latin Lexicon (rev. C. Anthon, New York: Harper, 1864), digitised by Fergus J. P. Walsh, CC BY-SA 4.0; Latin markup adapted by latindictionary.co.