The definition of synonymous is something that has similar meaning to something else.
An example of synonymous is little or small.
of, or having the nature of, a synonym; equivalent or similar in meaning
Origin of synonymousMedieval Latin synonymus ; from Classical Greek syn?nymos: see synonym
- Having the character of a synonym: synonymous words; synonymous species.
- Equivalent in connotation: “a widespread impression that &ellipsis; Hollywood was synonymous with immorality” (Doris Kearns Goodwin).
Origin of synonymousFrom Medieval Latin syn&omacron;nymus, from Greek sun&omacron;numos : sun-, syn- + onoma, onuma, name; see n&obremac;-men- in Indo-European roots.