illapsus

Latin

Alternative forms

• inlapsus

Pronunciation

• (Classical) IPA^(key): /ilˈlaːp.sus/, [ɪlˈlʲäːps̠ʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /ilˈlap.sus/, [ilˈläpsus]

Etymology 1

From illābor (“fall, slide”) +‎ -tus (action noun-forming suffix).

Noun

illāpsus m (genitive illāpsūs); fourth declension

1. a falling, gliding, or flowing in; an irruption

   umoris illapsus atque exitus

   (please add an English translation of this usage example)

   serpentino illapsu

   (please add an English translation of this usage example)

   gregis illapsu fremebundo territus

   (please add an English translation of this usage example)

Declension

Fourth-declension noun.

Case	Singular	Plural
Nominative	illāpsus	illāpsūs
Genitive	illāpsūs	illāpsuum
Dative	illāpsuī	illāpsibus
Accusative	illāpsum	illāpsūs
Ablative	illāpsū	illāpsibus
Vocative	illāpsus	illāpsūs

Descendants

• English: illapse, illapsive

References

• “illapsus²”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• illapsŭs (inl) in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette, page 769/3.
• “illapsus” on page 826/2 of the Oxford Latin Dictionary (1st ed., 1968–82)

Etymology 2

Perfect active participle of illābor.

Participle

illāpsus (feminine illāpsa, neuter illāpsum); first/second-declension participle

1. fallen, slipped, slid, glided, or flowed into
2. fallen down, sunken down
3. (figuratively) flowed into, penetrated

Declension

First/second-declension adjective.

Number	Singular				Plural
Case / Gender	Masculine	Feminine	Neuter		Masculine	Feminine	Neuter
Nominative	illāpsus	illāpsa	illāpsum		illāpsī	illāpsae	illāpsa
Genitive	illāpsī	illāpsae	illāpsī		illāpsōrum	illāpsārum	illāpsōrum
Dative	illāpsō		illāpsō		illāpsīs
Accusative	illāpsum	illāpsam	illāpsum		illāpsōs	illāpsās	illāpsa
Ablative	illāpsō	illāpsā	illāpsō		illāpsīs
Vocative	illāpse	illāpsa	illāpsum		illāpsī	illāpsae	illāpsa

References

• “illapsus¹”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• illapsus (inl) in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette, page 769/3.