"The (piece of) chalk" is an English equivalent of the Italian phrase il gesso. The masculine singular phrase also translates literally as "the gypsum," "the plaster," "the plaster cast" or "the plaster model" according to English contexts. The pronunciation will be "eel DEJS-so" in Pisan Italian.
Il in Italian means "the" in English.
Il messaggio in Italian is "the message" in English.
Il placet in Italian means "the permit" in English.
Il pescecane in Italian means "the dogfish" in English.
Il piede in Italian means "the foot" in English.
Il Cenacolo in Italian is "The Last Supper" in English.
Il genio in Italian is "the genius" in English.
Il fortunato in Italian means "the lucky one" in English.
"The tomorrow" in English is il domani in Italian.
"The devil" in English is il diavolo in Italian.
"The job" in English is il lavoro in Italian.
"The best!" in English is Il migliore! in Italian.