All English words - page 4170

Meanings of Photinianism:

noun

The doctrine or heresy of photinus or the photinians.

Meanings of Photism:

noun

A hallucinatory sensation or vision of light.

Usage examples:

The first painting in which i consciously recorded a photism that i saw during an acupuncture sessi…

Meanings of Photistic:

adjective

Of or relating to the sensation of light or (especially) photisms.

Meanings of Photo:

noun

A photograph.

Usage examples:

He asked residents to send in any photos, slides or images of the area from bygone days.

verb

Take a photograph of.

Usage examples:

Do we wait till you've had him photoed?

combining form

Relating to light.

Usage examples:

Photochemical

Meanings of Photoactivate:

verb

To induce a change in or render active by means of light.

Meanings of Photoactivation:

noun

Production of an active or activated state by means of light.

Meanings of Photoactive:

adjective

(of a substance) capable of a chemical or physical change in response to illumination.

Usage examples:

None of the subjects had a history of photosensitivity, was receiving photoactive medication, or ha…

Meanings of Photoactivity:

noun

The degree to which a substance or system is photoactive.

Meanings of Photoaquatint:

noun

The gum-bichromate process.

Meanings of Photoautotrophic:

adjective

Of an organism or its nutrition: autotrophic and obtaining energy from light; using light energy for biosynthesis from simple inorganic compounds.

Meanings of Photobacterium:

noun

A bioluminescent bacterium.

Meanings of Photobiological:

adjective

Of or relating to photobiology.

Meanings of Photobiologist:

noun

An expert in or student of photobiology.

Meanings of Photobiology:

noun

The study of the effects of light on living organisms.

Usage examples:

The search for new compounds with potential photosensitization activity for biological systems is r…

Meanings of Photobiotic:

adjective

(of a plant) living in the light; utilizing light as a source of energy, phototrophic.

Meanings of Photocatalysis:

noun

The acceleration of a chemical reaction by light.

Usage examples:

Nevertheless, the system does demonstrate for the first time the decontamination of a bacteria-cont…

Meanings of Photocathode:

noun

A cathode which emits electrons when illuminated, causing an electric current.

Usage examples:

The photocathode in the night scope that converts visible light into electrons is sensitive to both…

Meanings of Photocell:

noun

Short for photoelectric cell.

Meanings of Photocells:

noun

Short for photoelectric cell.

Meanings of Photoceramic:

noun

A piece of ceramic work decorated by photographic processes.

adjective

Relating to, designating, or composed of such material.

Meanings of Photoceramics:

noun

A piece of ceramic work decorated by photographic processes.

adjective

Relating to, designating, or composed of such material.

Meanings of Photochemic:

adjective

Photochemical.

Meanings of Photochemical:

adjective

Relating to or caused by the chemical action of light.

Usage examples:

A photochemical reaction

Meanings of Photochemist:

noun

An expert in or student of photochemistry.

Meanings of Photochemistry:

noun

The branch of chemistry concerned with the chemical effects of light.

Usage examples:

Commercial applications of photochemistry include photography, optical-brighteners and luminescent …