perpendicularis

Latin

From perpendiculum (“plumb line”).

(Classical Latin) IPA^(key): /per.pen.di.kuˈlaː.ris/, [pɛrpɛn̪d̪ɪkʊˈɫ̪äːrɪs̠]
(modern Italianate Ecclesiastical) IPA^(key): /per.pen.di.kuˈla.ris/, [perpen̪d̪ikuˈläːris]

perpendiculāris (neuter perpendiculāre, adverb perpendiculāriter); third-declension two-termination adjective

Third-declension two-termination adjective.

Case / Gender	Masc./Fem.	Neuter	Masc./Fem.	Neuter
Number	Singular		Plural
Nominative	perpendiculāris	perpendiculāre	perpendiculārēs	perpendiculāria
Genitive	perpendiculāris		perpendiculārium
Dative	perpendiculārī		perpendiculāribus
Accusative	perpendiculārem	perpendiculāre	perpendiculārēs perpendiculārīs	perpendiculāria
Ablative	perpendiculārī		perpendiculāribus
Vocative	perpendiculāris	perpendiculāre	perpendiculārēs	perpendiculāria

“perpendicularis”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
perpendicularis in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.