1.
crystalline body; crystal
A solid in which atoms or molecules are arranged in a regular, repeating pattern. Used in science and materials contexts.
雪の結晶体は六角形をしている。
Snow crystals have a hexagonal shape.
ダイヤモンドは炭素の結晶体である。
A diamond is a crystalline body of carbon.
この鉱物は美しい結晶体を形成する。
This mineral forms beautiful crystals.
2.
crystalline lens (of the eye)
The transparent, biconvex structure in the eye that helps focus light on the retina. Also called 水晶体.
年齢とともに結晶体が濁ると白内障になる。
When the crystalline lens becomes cloudy with age, it leads to cataracts.
結晶体は光を屈折させて網膜に像を結ぶ。
The crystalline lens refracts light to form an image on the retina.
白内障の手術では、濁った結晶体を人工レンズに置き換える。
In cataract surgery, the clouded crystalline lens is replaced with an artificial lens.
Composed of 結晶 (crystal) and 体 (body/object). Has both a general scientific meaning and a specific anatomical meaning.
For the eye (sense 2), 水晶体 is the more standard medical term. 結晶体 is sometimes used as a simpler alternative.
COMMON COLLOCATIONS:
- 結晶体の構造: crystal structure
- 結晶体を形成する: to form a crystal
- 結晶体が濁る: the lens becomes cloudy
SIMILAR WORDS:
- 結晶: crystal — the more common general term
- 水晶体: crystalline lens — the standard anatomical term
- 鉱物: mineral — a broader category