plectognath /ˈplɛktɒɡˌnæθ/

• 1. 

  N any spiny-finned marine fish of the mainly tropical order Plectognathi (or Tetraodontiformes), having a small mouth, strong teeth, and small gill openings: includes puffers, triggerfish, trunkfish, sunfish, etc 愈颌目鱼

• 2. 

  ADJ of, relating to, or belonging to the order Plectognathi 愈颌目鱼的