ο

Lower-case omicron (ὂ μικρόν), the 15th letter of the ancient Greek alphabet. It represented the close-mid back rounded vowel /o/. It is preceded by ξ and followed by π.

Greek

ο • (o) m sg

The definite article

number	singular			plural
gender	m	f	n	m	f	n
nominative	ο	η	το	οι	οι	τα
genitive	του	της	του	των	των	των
accusative	το(ν)^*	τη(ν)^*	το	τους	τις	τα
* The final "ν" is preserved before vowels, and the plosive/affricate consonants: κ, π, τ, ξ, ψ, μπ, ντ, γκ, τσ, τζ 1. Archaic forms used in certain fixed phrases: τοις (tois), τας (tas)

ο (o) m sg

The definite article

number	singular			plural
gender	m	f	n	m	f	n
nominative	ο	η	το	οι		τα
genitive	τη, του, τση	τη, τση	τη, του, τση	των, τουν, τη		των, τη
accusative	τον	την	το	τους, τσου, τοι, τσοι, τοιν, τοις		τα
* The final vowel is canonically deleted when the next word starts with a vowel. This happens in the nominative case as well. * The final ν is deleted when the next word starts with λ, μ or ρ, or when the next word is μου, σου. * Τhe inital τ becomes σ when preceded by the preposition ας.

ο (o) m sg

The definite article

Number	Singular			Plural
Case / Gender	m	f	n	m	f	n
nominative	ο	α	το	οι	οι	τα
accusative	το(ν)^*	τα(ν)^*	το	του(ρ)^*	του(ρ)^*	τα
genitive	του	τα(ρ)^*	του	του(ν)^*	του(ν)^*	του(ν)^*
The final "ν" is preserved before vowels, and the plosive/affricate consonants: κ, π, τ, μπ, ντ, γκ, τσ, τζ The final "ρ" is preserved before vowels