English words starting with oo

Meanings of Ooblast:

noun

Oocyte.

Meanings of Oocyst:

noun

A cyst containing a zygote formed by a parasitic protozoan such as the malaria parasite.

Usage examples:

The goal of this study was to compare the effects of malaria oocysts and sporozoites on the two mec…

Meanings of Oocysts:

noun

A cyst containing a zygote formed by a parasitic protozoan such as the malaria parasite.

Usage examples:

The goal of this study was to compare the effects of malaria oocysts and sporozoites on the two mec…

Meanings of Oocyte:

noun

A cell in an ovary which may undergo meiotic division to form an ovum.

Usage examples:

In mammals, signals from the gonads determine whether the germ cells develop into oocytes or sperm.

Meanings of Oodles:

plural noun

A very great number or amount of something.

Usage examples:

If only i had oodles of cash

Meanings of Oodlins:

noun

Oodles.

Meanings of Ooecium:

noun

The ovicell of certain bryozoans.

Meanings of Oof:

exclamation

Expressing alarm, annoyance, or relief.

Usage examples:

I know a place on earth we can go, if you guys can - oof!

noun

Money; cash.

Usage examples:

When you've got that much oof, he said, it's hard to spend it, and he and his other senior execs sp…

Meanings of Oofier:

adjective

Rich; wealthy.

Meanings of Oofiest:

adjective

Rich; wealthy.

Meanings of Oofless:

adjective

Having no (ready) money; temporarily poor; hapless.

Meanings of Ooftish:

noun

Money, cash.

Meanings of Oofy:

adjective

Rich; wealthy.

Meanings of Oogamete:

noun

Either gamete in oogamous reproduction.

Meanings of Oogametes:

noun

Either gamete in oogamous reproduction.

Meanings of Oogamous:

adjective

Relating to or denoting reproduction by the union of mobile male and immobile female gametes.

Usage examples:

Identification of the charophycean lineage as the sister group of land plants suggests that their c…

Meanings of Oogenesis:

noun

The production or development of an ovum.

Usage examples:

If x chromosome loss occurs during oogenesis, then some ova are expected to be nullo-x, which would…

Meanings of Oogenetic:

adjective

Of or relating to oogenesis.

Meanings of Oogone:

noun

Oogonium.

Meanings of Oogonia:

noun

The female sex organ of certain algae and fungi, typically a rounded cell or sac containing one or more oospheres.

Usage examples:

‘oomycota’ means ‘egg fungi,’ and refers to the large round oogonia, or structures containing the f…

Meanings of Oogonium:

noun

The female sex organ of certain algae and fungi, typically a rounded cell or sac containing one or more oospheres.

Usage examples:

‘oomycota’ means ‘egg fungi,’ and refers to the large round oogonia, or structures containing the f…

Meanings of Ooh:

exclamation

Used to express a range of emotions including surprise, delight, or pain.

Usage examples:

Ooh, this is fun

noun

An utterance of ‘ooh

Usage examples:

The oohs and aahs of the enthusiastic audience

verb

An utterance of ‘ooh’.

Usage examples:

The oohs and aahs of the enthusiastic audience

Meanings of Oohed:

verb

Utter an ‘ooh’.

Usage examples:

Visitors oohed and aahed at the christmas tree

exclamation

Used to express a range of emotions including surprise, delight, or pain.

Usage examples:

Ooh, this is fun

noun

An utterance of ‘ooh

Usage examples:

The oohs and aahs of the enthusiastic audience

Meanings of Oohs:

noun

An utterance of ‘ooh

Usage examples:

The oohs and aahs of the enthusiastic audience

verb

An utterance of ‘ooh’.

Usage examples:

The oohs and aahs of the enthusiastic audience

exclamation

Used to express a range of emotions including surprise, delight, or pain.

Usage examples:

Ooh, this is fun

Meanings of Ooid:

noun

Oolith.