This is the 5146th most frequent Dutch word.
itokawa
"Itokawa" is not a Dutch word; it refers to a Japanese asteroid named after Dr. Hideo Itokawa.
In this sentence, "Itokawa" is used as a proper noun referring to the asteroid's name.
Itokawa is een kleine asteroïde.
Itokawa is a small asteroid.
Here, "Itokawa" acts as the direct object of the verb "onderzocht," indicating the entity being examined.
De sonde onderzocht Itokawa grondig.
The probe thoroughly examined Itokawa.
In this context, "Itokawa" is part of a possessive phrase, denoting the 'surface' belonging to the asteroid.