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opsin

/ˈɒpsɪn/

Meanings
noun
Any of a group of light-sensitive proteins in the retina.

Examples :

"The opsin in our eyes helps us see colors by reacting to different wavelengths of light. "
physiology organ biochemistry biology anatomy medicine

Related Words

Illustration proteins

proteins noun

/ˈproʊtiːnz/ /ˈproʊˌtiːnz/

Any of numerous large, complex naturally-produced molecules composed of one or more long chains of amino acids, in which the amino acid groups are held together by peptide bonds.

"Example Sentence: "Eating meat, beans, and eggs helps you get enough proteins to build and repair your muscles." "

Illustration helps

helps noun

/hɛlps/

Action given to provide assistance; aid.

"I need some help with my homework."

Illustration colors

colors noun

/ˈkʌl.əz/ /ˈkʌl.ɚz/

The spectral composition of visible light

"Humans and birds can perceive color."

Illustration sensitive

sensitive noun

/ˈsɛnsɪtɪv/

A person with a paranormal sensitivity to something that most cannot perceive.

"My sister has a sensitivity to subtle changes in the weather; she can feel an approaching storm hours before anyone else notices. "

Illustration any

any adverb

/ˈæni/ /ˈɛni/

To even the slightest extent, at all.

"I will not remain here any longer."

Illustration different

different noun

/ˈdɪf.(ə)ɹ.ənt/

The different ideal.

"My family has a different ideal for my future than I do. "

Illustration wavelengths

wavelengths noun

/ˈweɪvleŋθs/ /ˈweɪvˌlɛŋθs/

The length of a single cycle of a wave, as measured by the distance between one peak or trough of a wave and the next; it is often designated in physics as λ, and corresponds to the velocity of the wave divided by its frequency.

"Different colors of light have different wavelengths, with red light having longer wavelengths than blue light. "

Illustration group

group noun

/ɡɹuːp/

A number of things or persons being in some relation to one another.

"The group of students worked together on their project. "

Illustration reacting

reacting verb

/riˈæktɪŋ/

To act or perform a second time; to do over again; to reenact.

"The drama teacher asked the students to try reacting the scene with more emotion this time. "

Illustration retina

retina noun

/ˈɹɛt.ɨ.nə/

The thin layer of cells at the back of the eyeball where light is converted into neural signals sent to the brain.

"The doctor examined the patient's retina to check for any damage. "

Illustration light

light noun

/lʌɪt/ /laɪt/ [ɫɐɪ̯ʔ]

Visible electromagnetic radiation. The human eye can typically detect radiation (light) in the wavelength range of about 400 to 750 nanometers. Nearby shorter and longer wavelength ranges, although not visible, are commonly called ultraviolet and infrared light.

"As you can see, this spacious dining-room gets a lot of light in the mornings."

Illustration eyes

eyes noun

/aɪz/

An organ through which animals see (perceive surroundings via light).

"Bright lights really hurt my eyes."