As the title suggests, where did the name for the discipline 'Physics' come from? - does it mean something in Greek?
The word 'Physics' comes from the Greek Word for 'Nature' (written as 'φύση').
From Google: 'etymology of physics'
physics - ˈfɪzɪks
noun: physics the branch of science concerned with the nature and properties of matter and energy. The subject matter of physics includes mechanics, heat, light and other radiation, sound, electricity, magnetism, and the structure of atoms. the physical properties and phenomena of something. plural noun: physics "the physics of plasmas"
Origin: late 15th century (denoting natural science in general, especially the Aristotelian system): plural of obsolete physic ‘physical (thing’), suggested by Latin physica, Greek phusika ‘natural things’ from phusis ‘nature’.
Thanks to 'glance' and 'PhotonicBoom' for help on getting this answer.