Describes something extremely small or fine in physical scale, such as particles, structures, cracks, or machining. More formal and technical than everyday 小さい or 細かい.
We observed the fine fibers under a microscope.
Tiny particles are floating in the air.
この顕微鏡なら細胞の微細な構造まで見える。
With this microscope, even the fine structure of cells can be seen.
detailed; subtle; fine-grained
Used for small differences, changes, adjustments, or details that require careful attention. It often implies a degree of precision or subtlety rather than merely being small.
二つの色の微細な違いを見分けるのは難しい。
It is difficult to distinguish the subtle difference between the two colors.
温度の微細な変化が実験結果に影響した。
Minute changes in temperature affected the experimental results.
The sensor detects subtle changes.
細かい is the everyday word for small, detailed, or meticulous things, whereas 微細 is more formal and technical, often implying a very fine physical or structural scale.
精密 stresses mechanical or measurement precision and accuracy, while 微細 focuses on the smallness or fineness of the thing itself.
詳細 means full, comprehensive detail or particulars, while 微細 refers to fine, minute, or subtle features rather than an exhaustive account.
微細 describes something minute or finely detailed, the direct opposite of 粗大's sense of being coarse or bulky.
微細 shares the kanji 微 with 微妙 but means physically minute or tiny, not nuanced or uncertain like 微妙.
ultrafine; hyperfine; nanoscale
ultrastructure; fine structure; microstructure · fine structure
microalgae
fine motor skill; fine motor movement
A Sino-Japanese compound written with 微, associated with minuteness or slightness, and 細, associated with fineness or smallness. The spelling directly matches the meaning of something minute, fine, or subtle.