1. immotile - Adjective
2. immotile - Adjective Satellite
(of spores or microorganisms) not capable of movement
Source: WordNetPrimary cilia are immotile, and are not undulipodia; they have a structurally different 9+0 axoneme rather than the 9+2 axoneme found in both flagella and motile cilia undulipodia. Source: Internet
However plant cells are mostly immotile so morphogenesis is achieved by differential growth, without cell movements. Source: Internet