nucleator

A material that nucleates, or that aids nucleation.

Japanese Meaning

核形成剤

The research team added a small amount of nucleator to the polymer melt to promote uniform crystallization.

研究チームは均一な結晶化を促進するために、ポリマー融体に少量の核形成剤を加えた。

Sense（1）

A material that nucleates, or that aids nucleation.

nucleators

（ plural ）