Word Study
hibernal
CIDE DICTIONARY
hibernal, a. [L. hibernalis, from the root of hiems winter; akin to Gr. snow, Skr. hima cold, winter, snow: cf. F. hibernal.].
Belonging or relating to winter; wintry; winterish. Sir T. Browne. [1913 Webster]
THESAURUS
hibernal
Siberian, aestival, algid, arctic, autumn, autumnal, below zero, biting, bitter, bitterly cold, bleak, boreal, brisk, brumal, canicular, cold, cold as charity, cold as death, cold as ice, cold as marble, crisp, cutting, equinoctial, freezing, freezing cold, frigid, gelid, glacial, hiemal, hyperborean, ice-cold, ice-encrusted, icelike, icy, inclement, keen, midsummer, midwinter, nipping, nippy, numbing, out of season, penetrating, piercing, pinching, raw, rigorous, seasonal, severe, sharp, sleety, slushy, snappy, solstitial, spring, springlike, stone-cold, subzero, summer, summerlike, summerly, summery, supercooled, vernal, winter, winterbound, winterlike, wintery, wintryROGET THESAURUS
hibernal
Cold
N cold, coldness, frigidity, inclemency, fresco, winter, depth of winter, hard winter, Siberia, Nova Zembla, wind- chill factor, ice, snow, snowflake, snow crystal, snow drift, sleet, hail, hailstone, rime, frost, hoar frost, white frost, hard frost, sharp frost, barf, glaze, lolly, icicle, thick-ribbed ice, fall of snow, heavy fall, iceberg, icefloe, floe berg, glacier, nev_ee, serac, pruina, freezing mixture, dry ice, liquid nitrogen, liquid helium, chilliness, chill, shivering, goose skin, horripilation, rigor, chattering of teeth, numbness, frostbite, cold, cool, chill, chilly, icy, gelid, frigid, algid, fresh, keen, bleak, raw, inclement, bitter, biting, niveous, cutting, nipping, piercing, pinching, clay-cold, starved, chilled to the bone, shivering, aguish, transi de froid, frostbitten, frost-bound, frost-nipped, cold as a stone, cold as marble, cold as lead, cold as iron, cold as a frog, cold as charity, cold as Christmas, cool as a cucumber, cool as custard, icy, glacial, frosty, freezing, pruinose, wintry, brumal, hibernal, boreal, arctic, Siberian, hyemal, hyperborean, hyperboreal, icebound, frozen out, unwarmed, unthawed, lukewarm, tepid, isocheimal, isocheimenal, isocheimic, frozen, numb, frost-bitten, coldly, bitterly, pierre fendre.For further exploring for "hibernal" in Webster Dictionary Online