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Origin and history of gyrus

gyrus(n.)

convolution between grooves of the brain, 1827, from Latin gyrus "circle, circuit, career," from Greek gyros "a ring, circle" (see gyre (n.)).

also from 1827

Entries linking to gyrus

gyre(n.)

1560s, "a circular motion," from Latin gyrus "circle, circular course, round, ring," from Greek gyros "a circle, ring," related to gyrós "rounded," perhaps from PIE root *geu- "to bend, curve" (source also of Armenian kor "crooked," Lithuanian gurnas "hip, ankle, bone," Norwegian kaure "a curly lock of hair"). The noun is attested in Middle English only in reference to ship's tackle (early 15c.).

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    convolution
    1540s, "state of being rolled upon itself; a turning, winding, fold, or gyration," noun of state from Latin convolutus, past participle of convolvere "to roll together," from assimilated form of com "with, together" (see con-) + volvere "to roll" (from PIE root *wel- (3) "to turn
    gyrfalcon
    Folk etymology since the Middle Ages has connected it with Latin gyrus (see gyre (n.)) in reference to "circling" in the...
    structure
    mid-15c.; the sense might be "building materials" or "action or process of building or construction," either way it is obsolete. From 1610s as "that which is built, an edifice," especially if large or imposing. It is from Latin structura "a fitting together, adjustment; a buildin
    dogma
    "a settled opinion, a principle held as being firmly established," c. 1600 (in plural dogmata), from Latin dogma "philosophical tenet," from Greek dogma (genitive dogmatos) "opinion, tenet," literally "that which one thinks is true," from dokein "to seem good, think" (from PIE ro
    insinuate
    1520s, "to covertly and subtly introduce into the mind or heart" (trans.), from Latin insinuatus, past participle of insinuare "to thrust in, push in, make a way; creep in, intrude, bring in by windings and curvings, wind one's way into," from in- "in" (from PIE root *en "in") +
    desire
    "to wish or long for, express a wish to obtain," c. 1200, desiren, from Old French desirrer (12c.) "wish, desire, long for," from Latin desiderare "long for, wish for; demand, expect," the original sense perhaps being "await what the stars will bring," from the phrase de sidere "
    salary
    late 13c., salarie, "compensation, payment," whether periodical, for regular service or for a specific service; from Anglo-French salarie, Old French salaire "wages, pay, reward," from Latin salarium "an allowance, a stipend, a pension," said to be originally "salt-money, soldier
    restore
    c. 1300, restoren, "to give back," also, "to build up again, repair; renew, re-establish; free from the effects of sin; bring back to a former and better state," from Old French restorer, from Latin restaurare "repair, rebuild, renew." This is from re- "back, again" (see re-) + -
    source
    mid-14c., "support, base," from Old French sourse "a rising, beginning, fountainhead of a river or stream" (12c.), fem. noun taken from past participle of sourdre "to rise, spring up," from Latin surgere "to rise, arise, get up, mount up, ascend; attack," a contraction of surrige
    frank
    c. 1300, "free, liberal, generous;" 1540s, "outspoken," from Old French franc "free (not servile); without hindrance, exempt from; sincere, genuine, open, gracious, generous; worthy, noble, illustrious" (12c.), from Medieval Latin francus "free, at liberty, exempt from service,"

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