defensio.
defense/protection; act of defending; argument/justification in defense, excuse; legal maintenance of a right; legal prosecution, punishment;
Meaning & usage
defence, protection
Where this word comes from
Etymology tree Proto-Indo-European *de Proto-Indo-European *-h₁ Proto-Indo-European *déh₁ Proto-Italic *dē Latin dē Latin dē- Proto-Indo-European *gʷʰen- Proto-Indo-European *dʰeh₁- Proto-Indo-European *-eti Proto-Indo-European *-dʰh₁eti Proto-Indo-European *-dʰeti Proto-Indo-European *gʷʰéndʰeti Proto-Italic *xʷendō Proto-Italic *fendō Latin *fendō Latin dēfendō Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin dēfēnsiō From dēfendō + -tiō.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.