"stubborn in adhering to one's own course, unyielding," late 14c., from Latin obstinatus "resolute, resolved, determined, inflexible, stubborn," past participle of obstinare "persist, stand stubbornly, set one's mind on," from ob "by" (see ob-) + stinare (related to stare "stand"), from PIE *ste-no-, from root *sta- "to stand, make or be firm." Related: Obstinately.
early 15c., obstinaunce, "non-compliance, self-willed persistence," from Medieval Latin obstinantia, from obstinatus "resolved, determined, resolute" (see obstinate). Earlier was obstinacioun "determination, resolution" (mid-14c.), from Old French.
in musical phrases, "recurring frequently, repeated," 1876, from Italian ostinato "obstinate, persistent," from Latin obstinatus "resolute, resolved, determined, inflexible, stubborn," past participle of obstinare "to persist" (see obstinate).
late 14c., obstinacie, "hardness of heart, inflexibility of temper or purpose," from Medieval Latin obstinatia, from obstinatus "resolute, inflexible, stubborn" (see obstinate).
*stā-, Proto-Indo-European root meaning "to stand, set down, make or be firm," with derivatives meaning "place or thing that is standing."
It forms all or part of: Afghanistan; Anastasia; apostasy; apostate; armistice; arrest; assist; astatic; astatine; Baluchistan; bedstead; circumstance; consist; constable; constant; constitute; contrast; cost; desist; destination; destine; destitute; diastase; distance; distant; ecstasy; epistasis; epistemology; establish; estaminet; estate; etagere; existence; extant; Hindustan; histidine; histo-; histogram; histology; histone; hypostasis; insist; instant; instauration; institute; interstice; isostasy; isostatic; Kazakhstan; metastasis; obstacle; obstetric; obstinate; oust; Pakistan; peristyle; persist; post (n.1) "timber set upright;" press (v.2) "force into service;" presto; prostate; prostitute; resist; rest (v.2) "to be left, remain;" restitution; restive; restore; shtetl; solstice; stable (adj.) "secure against falling;" stable (n.) "building for domestic animals;" stage; stalag; stalwart; stamen; -stan; stance; stanchion; stand; standard; stanza; stapes; starboard; stare decisis; stasis; -stat; stat; state (n.1) "circumstances, conditions;" stater; static; station; statistics; stator; statue; stature; status; statute; staunch; (adj.) "strong, substantial;" stay (v.1) "come to a halt, remain in place;" stay (n.2) "strong rope which supports a ship's mast;" stead; steed; steer (n.) "male beef cattle;" steer (v.) "guide the course of a vehicle;" stem (n.) "trunk of a plant;" stern (n.) "hind part of a ship;" stet; stoa; stoic; stool; store; stound; stow; stud (n.1) "nailhead, knob;" stud (n.2) "horse kept for breeding;" stylite; subsist; substance; substitute; substitution; superstition; system; Taurus; understand.
It is the hypothetical source of/evidence for its existence is provided by: Sanskrit tisthati "stands;" Avestan histaiti "to stand;" Persian -stan "country," literally "where one stands;" Greek histēmi "put, place, cause to stand; weigh," stasis "a standing still," statos "placed," stylos "pillar;" Latin sistere "stand still, stop, make stand, place, produce in court," status "manner, position, condition, attitude," stare "to stand," statio "station, post;" Lithuanian stojuos "I place myself," statau "I place;" Old Church Slavonic staja "place myself," stanu "position;" Gothic standan, Old English standan "to stand," stede "place;" Old Norse steði "anvil;" Old Irish sessam "the act of standing."
"stubborn, obstinate, perverse, resisting, unyielding," 1610s (earlier refractorious, 1550s, refractary, c. 1600), from Latin refractarius "obstinate, stubborn," from past participle stem of refringere "to break up" (see refraction). The notion is said to be "breaking back" all attempts to enforce obedience. The English spelling was corrupted on analogy of adjectives in -ory. Related: Refractorily; refractoriness.
"headstrong, insolent, resisting legitimate authority," c. 1600, from Latin contumaci-, stem of contumax "haughty, insolent, obstinate" (see contumely) + -ous. Related: Contumaciously; contumaciousness.