Delimitated is a word used to describe the act of marking or setting boundaries or limits. Its antonyms, therefore, are words that suggest the absence of boundaries or limits. Some of its antonyms include boundaryless, unlimited, boundless, infinite, and unrestricted. When we speak of boundaryless, we refer to something that has no limits or boundaries; while, unlimited means having no cap, barrier, or confinement. Boundless signifies limitless or infinite, while infinite denotes something without an end or limit. Finally, unrestricted means not bound by any rules or limitations. All these antonyms signify the exact opposite of delimitated.