adj · 5 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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UK:/dɪˈfɛnsləs/
US:Recorded audio is listed in the source snapshot.
CMU ARPABET:D IH0 F EH1 N S L AH0 S
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
adj
Meaning 1
Lacking any form of defense; vulnerable; open to attack.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
adjective satellite
Meaning 2
lacking weapons for self-defense
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: defenceless
Antonyms: none provided
3
adjective satellite
Meaning 3
having no protecting or concealing cover- Shakespeare
Definition source: Princeton WordNet 3.0
Examples
naked to mine enemies
Meaning relationships
Synonyms: naked
Antonyms: none provided
4
adjective satellite
Meaning 4
lacking protection or support
Definition source: Princeton WordNet 3.0
Examples
a defenseless child
Meaning relationships
Synonyms: defenceless
Antonyms: none provided
5
adverb
Meaning 5
without defense
Definition source: Princeton WordNet 3.0
Examples
the child was standing in the middle of the crossfire, defenselessly
Etymology tree English defense Proto-Indo-European *lewh1- Proto-Indo-European *lewHs-der. Proto-Germanic *leusaną Proto-Germanic *lausaz Proto-Germanic *-lausaz Proto-West Germanic *-laus Old English -lēas Middle English -les English -less English defenseless From defense + -less.
Across languages
Translations
32 source translations are retained for this English entry.
Arabic:
أَعْزَل
(ʔaʕzal)
— lacking any form of defense; vulnerable; open to attack
Belarusian:
безабаро́нны
(bjezabarónny)
— lacking any form of defense; vulnerable; open to attack
Bulgarian:
беззащи́тен
(bezzaštíten)
— lacking any form of defense; vulnerable; open to attack
Catalan:
indefens
— lacking any form of defense; vulnerable; open to attack
Czech:
bezbranný
— lacking any form of defense; vulnerable; open to attack
Dutch:
weerloos
— lacking any form of defense; vulnerable; open to attack
Finnish:
puolustuskyvytön
— lacking any form of defense; vulnerable; open to attack
French:
sans défense
— lacking any form of defense; vulnerable; open to attack
Galician:
indefenso
— lacking any form of defense; vulnerable; open to attack
Georgian:
დაუცველი
(daucveli)
— lacking any form of defense; vulnerable; open to attack
Georgian:
მოწყვლადი
(moc̣q̇vladi)
— lacking any form of defense; vulnerable; open to attack
German:
schutzlos
— lacking any form of defense; vulnerable; open to attack
German:
wehrlos
— lacking any form of defense; vulnerable; open to attack
Hindi:
अरक्षित
(arakṣit)
— lacking any form of defense; vulnerable; open to attack
Hungarian:
védtelen
— lacking any form of defense; vulnerable; open to attack
Māori:
parekore
— lacking any form of defense; vulnerable; open to attack
Māori:
wawaukore
— lacking any form of defense; vulnerable; open to attack
Polish:
bezbronny
— lacking any form of defense; vulnerable; open to attack
Polish:
bezradny
— lacking any form of defense; vulnerable; open to attack
Polish:
bezsilny
— lacking any form of defense; vulnerable; open to attack
Portuguese:
indefeso
— lacking any form of defense; vulnerable; open to attack
Portuguese:
indefenso
— lacking any form of defense; vulnerable; open to attack
Russian:
беззащи́тный
(bezzaščítnyj)
— lacking any form of defense; vulnerable; open to attack
Spanish:
indefenso
— lacking any form of defense; vulnerable; open to attack
Spanish:
desamparado
— lacking any form of defense; vulnerable; open to attack
Swedish:
försvarslös
— lacking any form of defense; vulnerable; open to attack
Turkish:
korumasız
— lacking any form of defense; vulnerable; open to attack
Turkish:
savunmasız
— lacking any form of defense; vulnerable; open to attack
Ukrainian:
безза́хисний
(bezzáxysnyj)
— lacking any form of defense; vulnerable; open to attack
Ukrainian:
беззахи́сний
(bezzaxýsnyj)
— lacking any form of defense; vulnerable; open to attack
Vietnamese:
không được bảo vệ
— lacking any form of defense; vulnerable; open to attack
Vietnamese:
không được phòng thủ
— lacking any form of defense; vulnerable; open to attack