verb

• (transitive) To transform or change (something) into another form, substance, state, or product.
  "A kettle converts water into steam."
• (transitive) To change (something) from one use, function, or purpose to another.
  "And the deff's further sayen that after the said b'gayn the said lambert compounded wt the said lychefeld ffor the moytie of the said Tymber stone glasse yren and tyle aforsaid by fforce whereof the said Lambert and Jane executrix of the testament of the said Thom's lychefeld haue broken and pulled down the stone walles & wyndoes of the said Churche dortr ffratr & cloyster & the same hath taken prceved & convertid to their p'per vses and behofe as lawfull was for the[m] to do by vertue of there said b'gayne & waraunt. All whiche mattrs the said def's ar redy to averre & p've as this hon'able cort shall award. And praye to be dysmyssed wt there resonable costs & charges for ther wrongfull vexac'on & trouble in this behalf."
• (transitive) To induce (someone) to adopt a particular religion, faith, ideology or belief (see also sense 12).
  "They converted her to Roman Catholicism on her deathbed."
• (transitive) To exchange for something of equal value.
  "We converted our pounds into euros."

noun

• (Canadian football) The equivalent of a conversion in rugby