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Definition of Significant
1. Adjective. Important in effect or meaning. "Statistically significant"
Attributes: Significance
Also: Important, Of Import, Meaningful
Similar to: Momentous, Epoch-making, Epochal, Earthshaking, World-shaking, World-shattering, Evidential, Evidentiary, Fundamental, Profound, Large, Monumental, Noteworthy, Remarkable, Probative, Probatory, Operative, Portentous, Prodigious
Derivative terms: Importance, Significance
Antonyms: Insignificant
2. Adjective. Fairly large. "Won by a substantial margin"
3. Adjective. Too closely correlated to be attributed to chance and therefore indicating a systematic relation. "No significant difference was found"
4. Adjective. Rich in significance or implication. "A meaning look"
Similar to: Meaningful
Derivative terms: Significance, Significance, Signify, Signify
Definition of Significant
1. a. Fitted or designed to signify or make known somethingl having a meaning; standing as a sign or token; expressive or suggestive; as, a significant word or sound; a significant look.
2. n. That which has significance; a sign; a token; a symbol.
Definition of Significant
1. Adjective. Signifying something; carrying meaning. ¹
2. Adjective. Having a covert or hidden meaning ¹
3. Adjective. Having a noticeable or major effect; notable ¹
4. Adjective. Reasonably large in number or amount ¹
5. Adjective. (statistics) Having a low probability of occurring by chance (for example, having high correlation and thus likely to be related). ¹
¹ Source: wiktionary.com
Definition of Significant
1. [adj]
Medical Definition of Significant
1. In statistics, probably resulting from something other than chance. This entry appears with permission from the Dictionary of Cell and Molecular Biology (11 Mar 2008)