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Definition of unbounded

unbounded

/ʌnˈbaʊndɪd/
un · bound · ed
Adverb:unboundedly
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unbounded Lexical Profile

unbounded Game Scores & Validity

• adjective

1

Having no limits, boundaries, or restrictions; infinite or vast.

Example

"The young researchers approached the project with unbounded enthusiasm and curiosity."

2

(In mathematics and logic) Not contained within any finite boundary, interval, or upper and lower limit.

Example

"The function increases rapidly over an unbounded domain of positive real numbers."

Synonyms
View all synonyms for unbounded
Antonyms
View all antonyms for unbounded

Word Nuance & Usage

Do not confuse "unbounded" (having no limits or boundaries, from the verb "bound") with "unbound" (not tied up or fastened, the past participle of "unbind").

• Rhymes for unbounded

• Nearby Words

unbothered
unbottled
unbound
unbounded
unbowed
unbowing
unbox

Word Origin & Etymology

First recorded in the late 16th century, formed from the prefix "un-" (not) and "bounded", the past participle of the verb "bound" (to limit), which derives via Anglo-French from Medieval Latin "bodina" (boundary marker).

Cite this Entry

Wordmom. (2026). Definition of Unbounded. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/unbounded
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