- The singular of panini is panino.
- Japanese cartoons are anime, singular and plural. Japanese comic books are manga, singular and plural. Japanese comic book artists are mangaka, singular and plural.
- A human being physically augmented with machinery is a cyborg. A humanoid robot that appears to be male is an android; a humanoid robot that appears to be female is a gynoid.
- Mecha1) are vehicles that use some form of legs as a (typically primary) form of movement. A mech is different from a robot in that a mech is a vehicle, while a robot is autonomous or indirectly controlled. A walking machine controlled from the outside that does not transport its pilot is not a mech. A mech is different from a powered armour because a powered armour directly assists your body’s movements, while a mech is controlled indirectly (whether this is through mo-cap, a neurohelmet a-la-Battletech, or pure hand controls).
1)
Barcode has used the plural “mechs” for the longest time. Even he’s not sure what to think about this one. It’d be reasonable to say “one mech”, though.