ready and able to resort to force or violence; "pugnacious spirits...lamented that there was so little prospect of an exhilarating disturbance"- Herman Melville; "they were rough and determined fighting men"
(cryogenics) the lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15 centigrade or -459.67 Fahrenheit
belonging to this earth or world; not ideal or heavenly; "not a fairy palace; yet a mundane wonder of unimagined kind"; "so terrene a being as himself"
concerned with the world or worldly matters; "mundane affairs"; "he developed an immense terrestrial practicality"