cathetus
Could not find catheto in Logeion dictionaries.
catheto Noun: feminine ablative singular, Noun: feminine dative singular of cathetus
cathĕtus, i, f., = κάθετος (that is sunk down),
- a perpendicular line, a perpendicular, Vitr. 3, 3; Cod. Just. 8, 10, 12.
cathetus, ī, f. (κάθετος), die senkrechte Linie, Perpendikulärlinie, Vitr. 3, 5, 6 (wo Plur. cathetoi). Chalcid. Tim. 124.
in figura si ypotenusa per ~um ducatur
quid basis, quid ~a, ‥ contemplans
geōmeter ‥ / basis opem tibi dat, cāthētus et hypotenusa
visus fit, ‥ ut in pluribus, in concursu radii visualis cum ~o, qui est perpendicularis ducta a re super speculum
~us est linea perpendiculariter ducta a re super superficie speculi plani seu spherici
abF cadat ~us super lineamAB
lex visionis est quod compleatur in puncto radii visualis cum ~ico visibilis: secunda lex est quod judicium situs visibilis compleatur in situ concursus utriusque ~ici, tam visus quam visibilis rectissime concurrentis. ‥ correspondenter semper videtur primum visibile in concursu radii visualis cum ~ico divine influencie
căthĕtus, ī, f. (κάθετος), ligne perpendiculaire : Vitr. Arch. 3, 5, 6.