回転する · noun or participle which takes 'suru'
| Form | Positive | Negative |
|---|---|---|
| Dictionary | 回転する | 回転しない |
| Polite | 回転します | 回転しません |
| Past polite | 回転しました | 回転しませんでした |
| Past | 回転した | 回転しなかった |
| Te-form | 回転して | 回転しないで |
| Desire | 回転したい | 回転したくない |
| Potential | 回転できる | 回転できない |
| Passive | 回転される | 回転されない |
| Causative | 回転させる | 回転させない |
| Causative passive | 回転させられる | 回転させられない |
| Volitional | 回転しよう | |
| Polite volitional | 回転しましょう | |
| Imperative | 回転しろ | 回転するな |
| Conditional | 回転すれば | 回転しなければ |
| Tara conditional | 回転したら | 回転しなかったら |
noun, noun or participle which takes 'suru', intransitive verb
Physical turning around an axis or center. Used for wheels, gears, celestial bodies, and spinning motions.
地球は一日に一回自転し、一年で太陽の周りを回転する。
The Earth rotates once a day and revolves around the sun in a year.
The motor is spinning at high speed.
noun, noun or participle which takes 'suru', intransitive verb
working (of the mind); functioning
Metaphorical use for mental activity or the operation of a system. Often used with 頭 (head) or 頭脳 (brain).
He is quick-witted.
My brain isn't working today.
noun, noun or participle which takes 'suru', intransitive verb
Used in business and economics for the turnover of goods, funds, or customers. Common in phrases like 資金回転 (capital turnover) and 客の回転 (customer turnover).
This shop has a fast customer turnover.
We are thinking of ways to improve the circulation of funds.
noun, noun or participle which takes 'suru', intransitive verb
Mathematical term for rotation or curl in vector calculus.
Calculate the curl of the vector field.
The table is rotated by the power of a motor.
This engine spins 3,000 times per minute.
This restaurant has a fast customer turnover.
They cut prices to improve inventory turnover.
回転 is the general word for rotation or spinning, while 大回転 specifically emphasizes a large-scale or giant version of that motion.
回る is the plain, everyday verb for spinning or turning, while 回転する is a more formal or technical way to describe rotation, often used for machines or objects.
回転 means general rotation or spinning in place, while 横転 specifically means toppling or rolling onto one's side (or a full sideways roll).
回転 means rotating or spinning around an axis, while 反転 means flipping to face the opposite direction or inverting order, not continuous rotation.
In skiing, 回転 refers to the slalom discipline with tight turns, whereas 大回転 refers to the giant slalom with wider, faster turns.
turntable; rotating platform; revolving plate