The Collaborative International Dictionary
Stoicalness
Stoic \Sto"ic\, Stoical \Sto"ic*al\, a. [L. stoicus, Gr. ?: cf. F. sto["i]que. See Stoic, n.]
Of or pertaining to the Stoics; resembling the Stoics or their doctrines.
Not affected by passion; manifesting indifference to pleasure or pain; especially, bearing pain, suffering, or bad fortune without complaint. -- Sto"ic*al*ly, adv. -- Sto"ic*al*ness, n.
Wiktionary
stoicalness
n. The quality of being stoical; stoicism.