DISCUSSIBLE Antonyms

• having or feeling no doubt or uncertainty; confident and assured

• established beyond doubt or question; definitely known

• certain to occur; destined or inevitable

• established irrevocably

• definite but not specified or identified

• reliable in operation or effect

• exercising or taking care great enough to bring assurance

• having been established or made firm or received the rite of confirmation

• of persons; not subject to change

• precise; explicit and clearly defined

• known for certain

• brought about or set up or accepted; especially long established

• settled securely and unconditionally

• conforming with accepted standards

• shown to be valid beyond a reasonable doubt

• introduced from another region and persisting without cultivation

• securely placed or fastened or set

• (of a number) having a fixed and unchanging value

• fixed and unmoving

• incapable of being changed or moved or undone; e.g. "frozen prices"

• impossible to deny or disprove

• necessarily or demonstrably true

• not open to question; obviously true

• impossible to doubt or dispute

• impossible to deny or disprove

• against which no argument can be made

• not possible to deny