1 technical : to change into a solid form that is made up of crystals [no obj] ▪ Eventually the paint will start to crystallize. ▪ Certain conditions can cause carbon to crystallize into diamonds. [+ obj] ▪ Certain conditions can crystallize carbon into diamonds. 2 : to cause (something, such as an idea, belief, etc.) to become clear and fully formed [+ obj] ▪ The final paragraph of the essay crystallizes her theory. ▪ He tried to crystallize his thoughts. [no obj] ▪ Her theory crystallizes in the final paragraph of the essay. ▪ The plan crystallized slowly.





