Meanings
adjectivecostless (not comparable)
- not comparableHaving no cost, or at least no cost paid for at the point of sale.
Synonyms: free, free of charge, gratis, feeless · Antonyms: costful, costly, see others at nonfree
Synonyms & antonyms
adjectiveHaving no cost, or at least no cost paid for at the point of sale.
More synonyms by meaning
adjectivecosting nothing
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
From cost + -less. Compare Dutch kosteloos (“costless, free”).
Full word history & related roots →Translations
Spanish sin costo/coste/costos/costes, que no tiene costo/coste/costos/costes
- sin costo/coste/costos/costesTranslations
- que no tiene costo/coste/costos/costesTranslations
Cite this entry
APA
costless. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/costless
MLA
“costless.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/costless. Accessed November 2, 2026.
Chicago
WatkinsX Dictionary, s.v. “costless,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/costless.
Source: costless on Wiktionary, CC BY-SA 4.0.