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.
A unicellular organism, also known as a single-celled organism, is an organism that consists of only one cell, unlike a multicellular organism that consists of more than one cell. Historically the simple single celled organisms have sometimes been referred to as Monads. The main groups of unicellular organisms are bacteria, archaea, protozoa, unicellular algae and unicellular fungi. Unicellular organisms fall into two general categories: prokaryotic organisms and eukaryotic organisms.