effectivus

Latin

Etymology

From efficiō (“to produce”) +‎ -īvus.

Pronunciation

• (Classical Latin) IPA^(key): /ef.fekˈtiː.u̯us/, [ɛfːɛkˈt̪iːu̯ʊs̠]
• (modern Italianate Ecclesiastical) IPA^(key): /ef.fekˈti.vus/, [efːekˈt̪iːvus]

Adjective

effectīvus (feminine effectīva, neuter effectīvum); first/second-declension adjective

1. creative
2. productive, effective

Declension

First/second-declension adjective.

Number	Singular				Plural
Case / Gender	Masculine	Feminine	Neuter		Masculine	Feminine	Neuter
Nominative	effectīvus	effectīva	effectīvum		effectīvī	effectīvae	effectīva
Genitive	effectīvī	effectīvae	effectīvī		effectīvōrum	effectīvārum	effectīvōrum
Dative	effectīvō		effectīvō		effectīvīs
Accusative	effectīvum	effectīvam	effectīvum		effectīvōs	effectīvās	effectīva
Ablative	effectīvō	effectīvā	effectīvō		effectīvīs
Vocative	effectīve	effectīva	effectīvum		effectīvī	effectīvae	effectīva

Descendants

• Catalan: efectiu
• Dutch: effectief
• English: effective
• French: effectif
• Galician: efectivo
• Italian: effettivo
• Portuguese: efetivo
• Spanish: efectivo

References

• “effectivus”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• effectivus in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
• effectivus in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.