The term "dematerializing" means to reduce something to a non-physical state, typically referring to the disappearance of solid objects. Its antonyms, therefore, are those that speak of "materializing" or giving physical form. Some antonyms for the term may include concrete, solid, significant, substantial, or material. These words suggest the physical existence of objects and the presence of matter, which is the opposite of what "dematerializing" suggests. Other opposing terms may be tangible, perceptible, corporeal, or palpable, which all denote a physical nature or the capability of being touched and felt. Understanding these antonyms can help one to develop a better appreciation of the power of words and their nuances in communicating different meanings.