Muwanga agamba nti ebirimba by'obuziba(clusters of atoms) biyitibwa "obuzitoya" (molecules).Manya:

"mole" = mass

"-cule"= tiny or very small

So molecule means "very small mass"(enzitoya entono ennyo). In Luganda molecule is "akazitoya" and in plural it is "obuzitoya"(molecules).

Obuziba bwa okisigyeni bubiri bukola akazitoya ka okisigyeni(oxigen molecule) kamu ate obuziba bwa ayidologyeni bubiri n'akaziba ka akisigyeni kamu bukola akazitoya k'amazzi(water molecule) kamu.