From ex- + cadō (“fall”).
excidō (present infinitive excidere, perfect active excidī); third conjugation, no passive
- I fall out, from or down, tumble to the ground, collapse, break down, drop
- I fall out or from involuntarily, slip out, escape
- I differ from someone's opinion, disagree with, dissent
- I am lost or forgotten, pass away, perish, disappear
- I lose myself, fail; faint, swoon
- I slip out or escape from memory
- (with ablative) I am deprived of, miss, fail to obtain, forfeit, lose
From ex- + caedō (“cut; strike”).
excīdō (present infinitive excīdere, perfect active excīdī, supine excīsum); third conjugation
- I cut or hew out, off, or down
- I raze, demolish, lay waste, destroy
- (figuratively) I extirpate, remove, banish
- (with virilitas) I castrate, geld
- (in a quarry) I cut out, hollow out, excavate
- excido in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- excido in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- Carl Meissner; Henry William Auden (1894) Latin Phrase-Book, London: Macmillan and Co.
- a thing escapes, vanishes from the memory: aliquid excidit e memoria, effluit, excidit ex animo
- the recollection of a thing has been entirely lost: memoria alicuius rei excidit, abiit, abolevit
- no word escaped him: nullum verbum ex ore eius excidit (or simply ei)
- “excido” in Félix Gaffiot’s Dictionnaire Illustré Latin-Français, Hachette (1934)
- Niermeyer, Jan Frederik (1976), “excidentia, excidere”, in Mediae Latinitatis Lexicon Minus (in Latin), Leiden, Boston: Brill, page 388/1