imperturbable

• POS: Adjective
• HYPHEN: im=per=turb=a=ble

CIDE DICTIONARY

imperturbable, a. [L. imperturbabilis; pref. im- not + perturbare to disturb: cf. F. imperturbable. See Perture.].

 Incapable of being disturbed or disconcerted; as, imperturbable gravity.  [1913 Webster]

OXFORD DICTIONARY

imperturbable, adj. not excitable; calm.

Derivative

imperturbability n. imperturbableness n. imperturbably adv.

Etymology

ME f. LL imperturbabilis (as IN-(1), PERTURB)

THESAURUS

imperturbable

balanced, bovine, collected, complacent, composed, cool, dispassionate, dull, even-tempered, fast, fiducial, firm, firm as Gibraltar, impassive, in equilibrium, inexcitable, inirritable, nonchalant, patient, predictable, reliable, secure, self-satisfied, smug, solid, sound, stable, steadfast, steady, stoic, stolid, substantial, unaffected, undisturbable, unflappable, unflinching, unirritable, unmoved, unnervous, unpassionate, unshakable, untouched, unwavering, well-balanced, without nerves

ROGET THESAURUS

imperturbable

Insensibility

N insensibility, insensibleness, moral insensibility, inertness, inertia, vis inertiae, impassibility, impassibleness, inappetency, apathy, phlegm, dullness, hebetude, supineness, lukewarmness, cold fit, cold blood, cold heart, coldness, coolness, frigidity, sang froid, stoicism, imperturbation, nonchalance, unconcern, dry eyes, insouciance, recklessness, callousness, heart of stone, stock and stone, marble, deadness, torpor, torpidity, obstupefaction, lethargy, coma, trance, vegetative state, sleep, suspended animation, stupor, stupefaction, paralysis, palsy, numbness, neutrality, quietism, vegetation, insensible, unconscious, impassive, impassible, blind to, deaf to, dead to, unsusceptible, insusceptible, unimpressionable, unimpressible, passionless, spiritless, heartless, soulless, unfeeling, unmoral, apathetic, leuco-, phlegmatic, dull, frigid, cold blooded, cold hearted, cold as charity, flat, maudlin, obtuse, inert, supine, sluggish, torpid, torpedinous, torporific, sleepy, languid, half-hearted, tame, numbed, comatose, anaesthetic, stupefied, chloroformed, drugged, stoned, palsy-stricken, indifferent, lukewarm, careless, mindless, regardless, inattentive, neglectful, disregarding, unconcerned, nonchalant, pococurante, insouciant, sans souci, unambitious, unaffected, unruffled, unimpressed, uninspired, unexcited, unmoved, unstirred, untouched, unshocked, unstruck, unblushing, unanimated, vegetative, callous, thick-skinned, hard-nosed, pachydermatous, impervious, hardened, inured, casehardened, steeled against, proof against, imperturbable, unfelt, insensibly, aequo animo, without being moved, without being touched, without being impressed, in cold blood, with dry eyes, with withers unwrung, never mind, macht nichts, it is of no consequence, it cannot be helped, nothing coming amiss, it is all the same to, it is all one to.

Inexcitability

N inexcitability, imperturbability, inirritability, even temper, tranquil mind, dispassion, tolerance, patience, coolth, passiveness, hebetude, hebetation, impassibility, stupefaction, coolness, calmness, composure, placidity, indisturbance, imperturbation, sang froid, tranquility, serenity, quiet, quietude, peace of mind, mental calmness, staidness, gravity, sobriety, Quakerism, philosophy, equanimity, stoicism, command of temper, self-possession, self-control, self-command, self-restraint, ice water in one's veins, presence of mind, submission, resignation, sufferance, supportance, endurance, longsufferance, forbearance, longanimity, fortitude, patience of Job, patience on a monument, patience 'sovereign o'er transmuted ill', moderation, repression of feelings, subjugation of feeling, restraint, tranquillization, inexcitable, unexcitable, imperturbable, unsusceptible, unpassionate, dispassionate, cold-blooded, irritable, enduring, stoical, Platonic, philosophic, staid, stayed, sober, sober minded, grave, sober as a judge, grave as a judge, sedate, demure, cool-headed, easy-going, peaceful, placid, calm, quiet as a mouse, tranquil, serene, cool as a cucumber, cool as a custard, undemonstrative, temperate, composed, collected, unexcited, unstirred, unruffled, undisturbed, unperturbed, unimpassioned, unoffended, unresisting, meek, tolerant, patient, patient as Job, submissive, tame, content, resigned, chastened, subdued, lamblike, gentle as a lamb, suaviter in modo, mild as mothers milk, soft as peppermint, armed with patience, bearing with, clement, long-suffering, like patience on a monument smiling at grief, aequo animo, in cold blood, more in sorrow than in anger, Int, patience!, and shuffle the cards, cool calm and collected, keep calm in the midst of a storm, adversity's sweet milk, philosophy, mens aequa in arduis philosophia stemma non inspec, quo me cumque rapit tempestas deferor hospes, they also serve who only stand and wait.