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Choroid: meaning, definitions and examples

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choroid

 

[ หˆkษ”หrษ”ษชd ]

Noun
Context #1 | Noun

anatomy structure

The choroid is a vascular layer of the eye containing connective tissues and lying between the retina and the sclera. Its primary function is to supply nutrients and oxygen to the outer layers of the retina. Additionally, the choroid plays a crucial role in absorbing excess light, thus preventing light scattering within the eye. This anatomical structure is rich in blood vessels, which are essential for sustaining the health of the retinal cells.

Synonyms

choroidal layer, uvea, vascular tunic

Examples of usage

  • The choroid helps maintain the health of the retina.
  • An issue with the choroid can affect vision.
  • Surgeons sometimes need to access the choroid during eye surgeries.

Translations

Translations of the word "choroid" in other languages:

๐Ÿ‡ต๐Ÿ‡น corรณide

๐Ÿ‡ฎ๐Ÿ‡ณ เค•เฅ‹เคฐเฅ‰เค‡เคก

๐Ÿ‡ฉ๐Ÿ‡ช Aderhaut

๐Ÿ‡ฎ๐Ÿ‡ฉ koroid

๐Ÿ‡บ๐Ÿ‡ฆ ั…ะพั€ะพั—ะด

๐Ÿ‡ต๐Ÿ‡ฑ naczyniรณwka

๐Ÿ‡ฏ๐Ÿ‡ต ่„ˆ็ตก่†œ

๐Ÿ‡ซ๐Ÿ‡ท choroรฏde

๐Ÿ‡ช๐Ÿ‡ธ corรณides

๐Ÿ‡น๐Ÿ‡ท koroid

๐Ÿ‡ฐ๐Ÿ‡ท ๋งฅ๋ฝ๋ง‰

๐Ÿ‡ธ๐Ÿ‡ฆ ุงู„ู…ุดูŠู…ูŠุฉ

๐Ÿ‡จ๐Ÿ‡ฟ cรฉvnatka

๐Ÿ‡ธ๐Ÿ‡ฐ cรฉvnatka

๐Ÿ‡จ๐Ÿ‡ณ ่„‰็ปœ่†œ

๐Ÿ‡ธ๐Ÿ‡ฎ horoid

๐Ÿ‡ฎ๐Ÿ‡ธ รฆรฐarhimna

๐Ÿ‡ฐ๐Ÿ‡ฟ า›ะพั€ะพะธะดะฐ

๐Ÿ‡ฌ๐Ÿ‡ช แƒฅแƒแƒ แƒแƒ˜แƒ“แƒ˜

๐Ÿ‡ฆ๐Ÿ‡ฟ koroid

๐Ÿ‡ฒ๐Ÿ‡ฝ coroides

Word origin

The term 'choroid' originates from the Greek word 'choroides', which means 'like a membrane'. In historical texts, it was first referenced in the context of the anatomy of the eye, emphasizing its membranous characteristics. The word has been used in medical literature since the early 19th century as the understanding of eye anatomy advanced. Initially, the choroid was simply seen as a protective layer of the eye, but as research progressed, its functions related to the vascular supply became more recognized. The emphasis on its role in visual physiology continued to develop, leading to modern uses of the term in both medical and biological discussions.

Word Frequency Rank

Positioned at #21,388, this word is part of extensive vocabulary. It's relatively rare in general usage but may be important in specific fields or formal writing.