Standard Lemma guide

harmless

adj · 4 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

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Received-Pronunciation: /ˈhɑːmləs/
  • General-American: /ˈhɑɹmləs/
  • US: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: HH AA1 R M L AH0 S Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

adj

Meaning 1

Incapable of causing harm or danger; safe.

Definition source: English Wiktionary via Wiktextract

Examples

  • Near-synonyms: benign, innocuous, innocent, undamaging, nonthreatening, unthreatening
  • This snake looks nearly the same as its poisonous cousin but is harmless.

Meaning relationships

Synonyms: unharmful, nonharmful, benign, innocuous, innocent, undamaging, nonthreatening, unthreatening

Antonyms: harmful, deleterious, damaging, threatening

2

adj

Meaning 2

Not intended to harm; inoffensive.

Definition source: English Wiktionary via Wiktextract

Examples

  • His humor can be annoying but is harmless.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adj

Meaning 3

Unharmed.

Definition source: English Wiktionary via Wiktextract

Usage: obsolete

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: unscathed

Antonyms: none provided

4

adjective

Meaning 4

not causing or capable of causing harm

Definition source: Princeton WordNet 3.0

Examples

  • harmless bacteria
  • rendered the bomb harmless

Meaning relationships

Synonyms: none provided

Antonyms: harmful

History

Etymology

From Middle English harmles, from Old English *hearmlēas, from Proto-Germanic *harmalausaz (“without harm; harmless”), equivalent to harm + -less. Cognate with German harmlos (“harmless”), Danish harmløs (“harlmess”), Swedish harmlös (“harmless”).

Across languages

Translations

49 source translations are retained for this English entry.

  • Azerbaijani: zərərsiz — incapable of causing harm or danger
  • Belarusian: няшко́дны (njaškódny) — incapable of causing harm or danger
  • Belarusian: бясшко́дны (bjasškódny) — incapable of causing harm or danger
  • Bulgarian: безвре́ден (bezvréden) — incapable of causing harm or danger
  • Bulgarian: безоби́ден (bezobíden) — incapable of causing harm or danger
  • Catalan: inofensiu — incapable of causing harm or danger
  • Chinese Mandarin: 無害 /无害 (wúhài) — incapable of causing harm or danger
  • Czech: neškodný — incapable of causing harm or danger
  • Dutch: ongevaarlijk — incapable of causing harm or danger
  • Dutch: onschadelijk — incapable of causing harm or danger
  • Esperanto: sendanĝera — incapable of causing harm or danger
  • Finnish: harmiton — incapable of causing harm or danger
  • French: inoffensif — incapable of causing harm or danger
  • German: harmlos — incapable of causing harm or danger
  • German: unschädlich — incapable of causing harm or danger
  • German: ungefährlich — incapable of causing harm or danger
  • Ancient Greek: ἀβλαβής (ablabḗs) — incapable of causing harm or danger
  • Hungarian: ártalmatlan — incapable of causing harm or danger
  • Icelandic: meinlaus — incapable of causing harm or danger
  • Irish: neamhdhíobhálach — incapable of causing harm or danger
  • Irish: neamhurchóideach — incapable of causing harm or danger
  • Japanese: 無害な (mugai na) — incapable of causing harm or danger
  • Kazakh: зарарсыз (zararsyz) — incapable of causing harm or danger
  • Korean: 무해의 (muhae'ui) — incapable of causing harm or danger
  • Latin: innocuus — incapable of causing harm or danger
  • Manx: oney — incapable of causing harm or danger
  • Manx: meenieuagh — incapable of causing harm or danger
  • Māori: māhaki — incapable of causing harm or danger
  • Norman: innoffensif — incapable of causing harm or danger
  • Norwegian Bokmål: harmløs — incapable of causing harm or danger
  • Polish: nieszkodliwy — incapable of causing harm or danger
  • Portuguese: inofensivo — incapable of causing harm or danger
  • Romanian: nevătămător — incapable of causing harm or danger
  • Romanian: inofensiv — incapable of causing harm or danger
  • Russian: безвре́дный (bezvrédnyj) — incapable of causing harm or danger
  • Russian: безоби́дный (bezobídnyj) — incapable of causing harm or danger
  • Slovak: neškodný — incapable of causing harm or danger
  • Spanish: inocuo — incapable of causing harm or danger
  • Spanish: inofensivo — incapable of causing harm or danger
  • Spanish: benigno — incapable of causing harm or danger
  • Swedish: ofarlig — incapable of causing harm or danger
  • Swedish: harmlös — incapable of causing harm or danger
  • Turkish: zararsız — incapable of causing harm or danger
  • Ottoman Turkish: ضررسز (zararsız) — incapable of causing harm or danger
  • Ottoman Turkish: زیانسز (ziyansız) — incapable of causing harm or danger
  • Turkmen: zyýansyz — incapable of causing harm or danger
  • Ukrainian: нешкідли́вий (neškidlývyj) — incapable of causing harm or danger
  • Vietnamese: vô hại — incapable of causing harm or danger
  • Welsh: diniwed — incapable of causing harm or danger