Standard Lemma guide

costless

adj · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

adj

Meaning 1

Having no cost, or at least no cost paid for at the point of sale.

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: free, free of charge, gratis, feeless

Antonyms: costful, costly, see others at nonfree

2

adjective satellite

Meaning 2

costing nothing

Definition source: Princeton WordNet 3.0

Examples

  • complimentary tickets
  • free admission

Meaning relationships

Synonyms: complimentary, free, gratis(p), gratuitous

Antonyms: none provided

History

Etymology

From cost + -less. Compare Dutch kosteloos (“costless, free”).