heliotype
— Noun
– English
～ duplicator consisting of a gelatin plate from which ink can be taken to make a copy
Heliozoa
— Noun
– English
～ mostly freshwater protozoa
heliozoan
— Noun
– English
～ protozoa with spherical bodies and stiff radiating pseudopods
heliport
— Noun
– English
～ an airport for helicopters
Helipterum
— Noun
– English
～ genus of South African and Australian herbs or shrubs grown as everlastings; the various Helipterum species are currently in process of being assigned to other genera especially genera Pteropogon and Hyalosperma
helium
— Noun
– English
～ a very light colorless element that is one of the six inert gasses; the most difficult gas to liquefy; occurs in economically extractable amounts in certain natural gases (as those found in Texas and Kansas)
helium group
— Noun
– English
～ the series of inert gases
helix
— Noun
– English
～ a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle
Helix aspersa
— Noun
– English
～ serious garden pest having a brown shell with paler zigzag markings; nearly cosmopolitan in distribution
helix
— Noun
– English
～ a structure consisting of something wound in a continuous series of loops; "a coil of rope"
Helix
— Noun
– English
～ type genus of the family Helicidae
Hedera helix
— Noun
– English
～ Old World vine with lobed evergreen leaves and black berrylike fruits
helix angle
— Noun
– English
～ the constant angle at which a helix cuts the elements of a cylinder or cone
hell-bent
— Adjective
– English
～ recklessly determined; "hell-bent on winning"
hell
— Noun
– English
～ any place of pain and turmoil; "the hell of battle"; "the inferno of the engine room"; "when you're alone Christmas is the pits"
hell
— Noun
– English
～ a cause of difficulty and suffering; "war is hell"; "go to blazes"
hell
— Noun
– English
～ noisy and unrestrained mischief; "raising blazes"
Hell
— Noun
– English
～ (Christianity) the abode of Satan and the forces of evil; where sinners suffer eternal punishment; "Hurl'd headlong...To bottomless perdition, there to dwell"- John Milton; "a demon from the depths of the pit"; "Hell is paved with good intentions"-Dr. Johnson
hell dust
— Noun
– English
～ street names for heroin
Hell
— Noun
– English
～ (religion) the world of the dead; "No one goes to Hades with all his immense wealth"-Theognis