• max-Q, max q
• maximum Q, maximum-Q

From the abbreviation of maximum (max) and the formula for dynamic pressure (q / Q) 👁 {\displaystyle q={\tfrac {1}{2}}\,\rho \,v^{2}}
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max Q (usually uncountable, plural max Qs)

1. (astronautics) Abbreviation of maximum dynamic pressure (the maximum pressure from aerodynamic forces experienced while traveling through the atmosphere).
2. (astronautics) The point at which dynamic pressure reaches its maximum level while traveling through the atmosphere.

• Q-max