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rhodopsin

/roʊˈdɒpsɪn/ /rəˈdɒpsɪn/

Meanings
noun
A light-sensitive pigment in the rod cells of the retina; it consists of an opsin protein bound to the carotenoid retinal

Examples :

""Rhodopsin in our eyes helps us see in dim light, like when we walk into a dark movie theater." "
physiology biochemistry biology organ anatomy medicine

Related Words

Illustration theater

theater noun

/ˈθi(ə)tɚ/ /ˈθiətə/ /ˈθiːə.tə/

A place or building, consisting of a stage and seating, in which an audience gathers to watch plays, musical performances, public ceremonies, and so on.

"The school's theater was filled with excited students for the school play. "

Illustration opsin

opsin noun

/ˈɒpsɪn/

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

"The opsin in our eyes helps us see colors by reacting to different wavelengths of light. "

Illustration pigment

pigment noun

/ˈpɪɡ.mənt/

Any color in plant or animal cells

"The carrot's orange color comes from a pigment called carotene. "

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 carotenoid

carotenoid noun

/kəˈrɑːtənɔɪd/ /ˌkærəˈtnɔɪd/

Any of a class of yellow to red plant pigments including the carotenes and xanthophylls.

"Carrots get their bright orange color from a type of carotenoid called beta-carotene. "

Illustration consists

consists verb

/kənˈsɪsts/

To be.

"Our lunch consists of a sandwich, an apple, and a drink. "

Illustration cells

cells noun

/sɛlz/

A single-room dwelling for a hermit.

"High in the remote mountains, the monastery offered simple cells to any hermit seeking a life of solitude and prayer. "

Illustration bound

bound verb

/ˈbaʊnd/

To tie; to confine by any ligature.

"The teacher bound the student's unruly papers together with a large, colorful ribbon. "

Illustration protein

protein noun

/ˈpɹəʊti.ɪn/ /ˈpɹoʊtiːn/

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.

"My mother added extra protein to her lunch to help her build muscle. "

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 retinal

retinal adjective

/ˈrɛtɪnl/ /ˈrɛtnəl/

Of or pertaining to the retina.

"The eye doctor examined the retinal blood vessels during my check-up to make sure my eyes were healthy. "

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."