Heliotypy, hē′li-ō-tī-pi, n. a photo-mechanical process in which the gelatine relief is itself used to print from in some form of printing-press, instead of being covered with tinfoil as in the stannotype process.—n. Hē′liotype, a photograph.—v.t. to produce a heliotype picture of.—v.i. to practise heliotypy.—adj. Heliotyp′ic. [Gr. hēlios, sun, typos, impression.]
Heliozoa, hē′li-ō-zō′a, n. a class of Protozoa of the Rhizopod type, with protruding processes of living matter. [Gr. hēlios, the sun, zōon, an animal.]
Helium, hē′li-um, n. a substance discovered by Lockyer in the sun's atmosphere, found by Ramsay in the rare Norwegian mineral cleveite.
Helix, hē′liks, n. a spiral, as of wire in a coil: (zool.) a genus of molluscs including the land-snails: the external part of the ear: a small volute or twist in the capital of a Corinthian column:—pl. Helices (hel′i-sēz).—adj. Hel′ical, spiral.—adv. Hel′ically.—n.pl. Helic′idæ, a large family of terrestrial, air-breathing gasteropods, of which snails are familiar examples.—n. Hel′icograph, a drawing instrument for describing a spiral line.—adjs. Hel′icoid, -al, like a helix, screw-shaped; Helispher′ic, -al, spiral. [L.,—Gr. helix, helissein, to turn round.]
Hell, hel, n. the place or state of punishment of the wicked after death: the place of the dead indefinitely: the abode of evil spirits: the powers of hell: any place of vice or misery: a gambling-house.—adjs. Hell′-black (Shak.), black as hell; Hell′-born, born in hell: of hellish origin; Hell′-bred.—ns. Hell′-broth (Shak.), a composition boiled up for malignant purposes; Hell′-cat, a malignant hag; Hell′-fire, the fire of hell: punishment in hell; Hell′-gate, the entrance into hell.—adj. Hell′-hat′ed (Shak.), hated or abhorred as hell.—n. Hell′hound, a hound of hell: an agent of hell.—adj. Hell′ish, pertaining to or like hell: very wicked.—adv. Hell′ishly.—ns. Hell′ishness; Hell′-kite (Shak.), a kite of infernal breed.—adv. Hell′ward, towards hell. [A.S. hel; Ice. hel, Ger. hölle.]
Hell, hel, v.t. (Spens.) to hide.
He′ll, contraction for he will.
Hellebore, hel′e-bōr, n. a plant of the genus Helleborus (Ranunculaceæ), whose root possesses drastic purgative properties, anciently used as a cure for insanity—varieties are the Black Hellebore or Christmas Rose, the Stinking and the Green Hellebore; similar plants of other genera are the Winter Hellebore and the American False or White Hellebore, known also as Indian Poke or Itch Weed. [Fr. hellébore—L. helleborus—Gr. helleboros.]
Hellenic, hel-len′ik, or hel-lē′nik, Hellenian, hel-lē′ni-an, adj. pertaining to the Hellenes or Greeks: Grecian, in art, esp. of the period from the primitive epoch to the Roman supremacy in Greece (beginning 146 B.C.), sometimes only from the time of Alexander the Great (c. 330 B.C.)—the term Hellenistic applying to later times.—n. Hell′ēne, an ancient Greek: a subject of the modern kingdom of Greece or Hellas:—pl. Hellē′nes, the name of the modern Greeks for themselves.—v.i. Hell′enise, to conform, or show a tendency to conform, to Greek usages.—ns. Hell′enism, a Greek idiom: the spirit of the Greek race; Hell′enist, one skilled in the Greek language: a Jew who used the Greek language and adopted Greek usages, in opposition to the Hebrews properly so called, whether of Palestine or of the Dispersion, and to the Hellenes or Greeks proper—they are called Grecians in the Authorised, Grecian Jews in the Revised Version.—adjs. Hellenist′ic, -al, pertaining to the Hellenists: pertaining to Greek with foreign, esp. Aramaic and Hebrew, idioms—a popular dialect which grew up at Alexandria and perpetuated itself in the Septuagint, and to a less marked degree in the New Testament.—adv. Hellenist′ically. [Gr. Hellēnios, Helēnikos—Hellēnes, a name ultimately given to all the Greeks—Hellēn, the son of Deucalion, the Greek Noah.]
Hellicat, hel′i-kat, adj. giddy-headed: flighty.—n. (Scot.) a wicked creature.