Historical Examples. 1  Not till the third day commence the first geological operations. 2  It is understood that Col. Lawrence will commence this benevolent and patriotic work in the spring or early summer. 3  At daybreak on the 14th M. de Villeroy sent word to M. du Maine to commence the action.
Since Animalia also means animal and animals are made of more than one cell, yes, the kingdom Animalia is multicellular.
Unicellular means having one cell. Unicellular organisms are complete organisms that consist of only one cell and are of microscopic size. Examples of unicellular organisms would be bacteria and algae. They are also called one-celled organisms and single-celled organisms.