ostrinus

Latin

Etymology tree

Latin ostrum

Proto-Indo-European *-nós

Proto-Indo-European *-iHnos

Proto-Italic *-īnos

Latin -inus

Latin ostrīnus

From ostrum (“purple”) + -inus.

ostrīnus (feminine ostrīna, neuter ostrīnum); first/second-declension adjective

a kind of Tyrian purple, likely the red kind: widely described by the Romans to be a kind of rubeus and rūfus
Synonym: purpureus

First/second-declension adjective.

	masculine	feminine	neuter	masculine	feminine	neuter
	singular			plural
nominative	ostrīnus	ostrīna	ostrīnum	ostrīnī	ostrīnae	ostrīna
genitive	ostrīnī	ostrīnae	ostrīnī	ostrīnōrum	ostrīnārum	ostrīnōrum
dative	ostrīnō	ostrīnae	ostrīnō	ostrīnīs
accusative	ostrīnum	ostrīnam	ostrīnum	ostrīnōs	ostrīnās	ostrīna
ablative	ostrīnō	ostrīnā	ostrīnō	ostrīnīs
vocative	ostrīne	ostrīna	ostrīnum	ostrīnī	ostrīnae	ostrīna

Colors in Latin · colōrēs (layout · text)
albus, candidus, cānus, marmoreus (poetic), eburneus (poetic), niveus (poetic), argenteus (poetic), lacteus (poetic)	pullus, mūrīnus (of livestock)	niger, āter, furvus, fuscus ("swarthy"), piceus (poetic)
ruber, russus, rūbidus (dark), flammeus (poetic); rutilus, pūniceus, spādīx (poetic), sanguineus (poetic)	rūfus, rutilus, rōbus (of oxen), croceus (poetic), aureus (poetic), rāvus (of eyes); fulvus (poetic), niger (of eyes), badius (of horses)	lūteus, flāvus ("blond"), lūridus, gilvus (of horses), helvus (of cattle); cēreus (poetic)
viridis, flāvus (poetic)	viridis, herbeus (of eyes), fulvus (poetic)	viridis, glaucus (poetic), caeruleus (poetic, only dark)
	glaucus (poetic), caeruleus, caesius (of eyes)	caeruleus, līvidus, ferrūgineus (poetic), glaucus (poetic)
violāceus	purpureus (underlying shade)	roseus

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