oo-

See also: Appendix:Variations of "oo"

English

Alternative forms

• oö-

Etymology

Learned borrowing from Ancient Greek ᾠο- (ōio-), combining form of ᾠόν (ōión, “egg”). Doublet of ovi-.

Pronunciation

• (UK) IPA^(key): /əʊ.ə-/, (primary stress on prefix) /əʊˈɒ-/

• Audio (Southern England):

  (file)

• Audio (Southern England):

  (file)

• (US) IPA^(key): /oʊ.ə-/, (primary stress on prefix) /oʊˈɑ-/

Prefix

oo-

1. Relating to eggs or ova.

   Synonym: ovi- / ovo-

Derived terms

English terms prefixed with oo-

ooblast

oocyan

oocyesis

oocyst

oocyte

oodiaulic

epoophoron

oofamily

oogamete

oogamous

oogamy

oogenesis

oogenetic

oogenic

oogenus

oogonium

oogram

oograph

ichthyootoxin

ooid

oolemma

oolite

oolith

oologic

oologist

oology

oomancy

mesoarium

oometer

oometry

oomycete

oomycote

ooecium

ookinete

oophagous

oophagy

oophore

oophoron

oophyte

ooplasm

ooplast

oosome

oosorption

oosparite

oospecies

oosperm

oosphere

oosporangium

oospore

oosporogenesis

oostasis

oostatic

ootaxon

ootaxonomic

ootaxonomy

ootheca

ootype

oozooid

• oocytogenesis
• oogonial
• oogonium
• ooidal
• oolitic
• oological
• oologist
• oophorectomy
• oophoric
• oophoritis
• oophytic
• ooproridium
• oosporic
• oostegite
• ooticoid
• ootid
• ootidogenesis
• oozoa

Finnish

Etymology

Internationalism (see English oo-), ultimately from Ancient Greek ᾠόν (ōión).

Pronunciation

• IPA^(key): /ˈoː-/, [ˈo̞ː-]

Prefix

oo-

1. (in loanwords) oo- (egg)

Derived terms

Finnish terms prefixed with oo-

oogeneesi

oologi

oologia

Italian

Etymology

Derived from Ancient Greek ᾠόν (ōión).

Pronunciation

• IPA^(key): /o.o/
• Hyphenation: o‧o-

Prefix

oo-

1. oo- (egg)

Derived terms

Italian terms prefixed with oo-

ooblasto

oocisti

oocito

ooforo

oogamia

oogenesi

oolite

oologia

oosfera

oospora

Navajo

Pronunciation

• IPA^(key): /òː-/

Etymology 1

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Prefix

oo-

1. marks a third-person subject of a progressive verb

Usage notes

• The ordinary means of marking a third-person subject of progressive verb is with the prefix yi-, but if the verb contains a disjunct prefix composed of a consonant plus the vowel /i/, oo- is used instead.

See also

Navajo progressive mode subject markers

		singular	duoplural	plural
1st person		yish-	yii(d)-	deíníi(d)-
2nd person		yí-	woo(h)-	deínó(h)-
3rd person		yi-, oo-		deí-
4th person		joo-		dají-
areal/spatial		hwoo-		—

Etymology 2

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Prefix

oo-

1. third-person form of the prefix yini-, of uncertain meaning

Polish

Etymology

Etymology tree

Proto-Indo-European *h₂ew-der.?

Proto-Indo-European *h₂éwis

Proto-Indo-European *h₂ōwyóm

Proto-Hellenic *ōyyón

Ancient Greek ᾠόν (ōión)der.

Polish oo-

Derived from Ancient Greek ᾠόν (ōión). Doublet of jajo and owo-.

Pronunciation

• IPA^(key): /ɔ.ɔ/
• Rhymes: -ɔɔ
• Syllabification: o‧o-

Prefix

oo-

1. oo- (egg)

   ‎oo- + ‎-cyt → ‎oocyt

   ‎oo- + ‎geneza → ‎oogeneza

   ‎oo- + ‎-logia → ‎oologia

Derived terms

Polish terms prefixed with oo-

oocyt

oogeneza

oologia

Further reading

• “oo-”, in Polish dictionaries at PWN‎^[1] (in Polish)

Wailaki

Etymology

Compare Navajo ó-.

Prefix

oo-

1. marks the optative mode

Usage notes

• Appears only in third person and impersonal verb forms.

References

• Begay, Kayla Rae (2017), Wailaki Grammar, University of California, Berkeley, page 187

Xhosa

Etymology

(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)

Prefix

oo-

1. class 2a noun prefix