English words starting with op

Meanings of Op:

noun

A surgical operation.

Usage examples:

A minor op

prefix

Variant spelling of ob- assimilated before p (as in oppress, oppugn ).

abbreviation

Observation post.

Meanings of Opa:

noun

Originally among german and dutch communities: a grandfather.

Meanings of Opacate:

verb

Opacify.

Meanings of Opacifies:

verb

Make or become opaque.

Usage examples:

Milk-glass opacified with arsenic displays a fiery opalescence

Meanings of Opacify:

verb

Make or become opaque.

Usage examples:

Milk-glass opacified with arsenic displays a fiery opalescence

Meanings of Opacifying:

verb

Make or become opaque.

Usage examples:

Milk-glass opacified with arsenic displays a fiery opalescence

Meanings of Opacimeter:

noun

An instrument for measuring the opacity of a body or substance, especially by measuring the amount of light it reflects.

Meanings of Opacite:

noun

Microscopic dark grains and scales occurring in the groundmass of many igneous rocks, which are too small to be readily identified by optical means and are sometimes attributed to iron oxides or carbon.

Meanings of Opacity:

noun

The quality of lacking transparency or translucence.

Usage examples:

Thinner paints need black added to increase opacity

Meanings of Opah:

noun

A large deep-bodied fish with a deep blue back, silvery belly, and crimson fins, which lives in deep oceanic waters.

Usage examples:

One fish i wish i could see with my own eyes is the brilliant opah, or moonfish.

Meanings of Opahs:

noun

A large deep-bodied fish with a deep blue back, silvery belly, and crimson fins, which lives in deep oceanic waters.

Usage examples:

One fish i wish i could see with my own eyes is the brilliant opah, or moonfish.

Meanings of Opalescence:

noun

The quality of reflecting light and changing colour like an opal

Usage examples:

The milky opalescence of the northern sea, the hedge rose against the pale opalescence of the lower…

Meanings of Opalesque:

adjective

Resembling an opal in colour or iridescence; opalescent.

Meanings of Opaleye:

noun

A deep-bodied percoid fish, girella nigricans (family kyphosidae), having a green back and iridescent blue eyes and native to the coastal waters of southern california.

Meanings of Opalinid:

noun

A protozoan of the group opalinata, which comprises ciliated organisms parasitic in the intestines of lower vertebrates, especially frogs and toads.

adjective

Of or relating to the opalinids.

Meanings of Opalish:

adjective

Somewhat like opal in appearance.

Meanings of Opalize:

verb

To make iridescent like an opal; to make opaline or opalescent.

Meanings of Opalized:

adjective

(especially of a fossil) converted into opal, or a substance resembling opal; rendered opalescent.

Meanings of Opalizing:

verb

To make iridescent like an opal; to make opaline or opalescent.

Meanings of Opals:

noun

A gemstone consisting of a form of hydrated silica, typically semi-transparent and showing many small points of shifting colour against a pale or dark ground.

Usage examples:

A large opal surrounded by small diamonds

Meanings of Opaque:

adjective

Not able to be seen through; not transparent.

Usage examples:

Bottles filled with a pale opaque liquid

noun

An opaque thing.

Usage examples:

To be honest, it's a relief when summer is over and we can get back into good old black opaques, wh…

Meanings of Opaqued:

adjective

Made opaque; blacked out.

Meanings of Opaquely:

adverb

In a way that is difficult to understand

Usage examples:

Her eyes were opaquely sad., "i would be honoured," he said, while smiling opaquely.

Meanings of Opaquer:

adjective

Not able to be seen through; not transparent.

Usage examples:

Bottles filled with a pale opaque liquid

noun

An opaque thing.

Usage examples:

To be honest, it's a relief when summer is over and we can get back into good old black opaques, wh…

Meanings of Opaques:

noun

An opaque thing.

Usage examples:

To be honest, it's a relief when summer is over and we can get back into good old black opaques, wh…

adjective

Not able to be seen through; not transparent.

Usage examples:

Bottles filled with a pale opaque liquid