Historical Dictionary of Science Fiction

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Word Definition
hard science fiction n. (1957) science fiction that does not violate known scientific laws; science fiction based on the hard sciences
heat ray n. (1897) = ray n.
Heinleinian adj. (1956) of, relating to, or characteristic of the writing of Robert Heinlein
helicab n. (1943) a helicopter serving as a taxi
heroic fantasy n. (1961) = sword and sorcery n.
high fantasy n. (1973) a subgenre of fantasy set in an imaginary world with a medieval-style society and level of technology, usually featuring a quest or a conflict between Good and Evil, and often written in an elevated style
hive mind n. (1943) = group mind n.
hobbit-hole n. (1974) a hobbit’s house; any small cozy house
hobbitish adj. (No cites) resembling a hobbit, hobbit-like
hobbitlike adj. (1954) like a hobbit
hobbitry n. (1944) the cult of hobbits; hobbits collectively, or their qualities
holo n. (1970) a hologram; a device that displays holograms; holograms as a form of entertainment
holocam n. (1968) a device that takes holographic images
holocamera n. (1975) = holocam n.
holodeck n. (1987) chiefly in the fictional universe of the Star Trek franchise: a room providing a holographic environment
holoscreen n. (1969) a screen that displays a hologram
holovid n. (1973) a holographic video; a device or system that displays or records holographic videos; cf. holovision n.
holovision n. (1968) = tri-v n.
home galaxy n. (1936) the galaxy that an individual being is from; the galaxy in which a species originated
home planet n. (1896) = homeworld n.
home star n. (1939) the star which the homeworld orbits; cf. earlier home sun n.
home sun n. (1929) = home star n.
home system n. (1930) the solar system in which an individual being is from; the solar system in which a species originated
homeworld n. (1900) the planet on which an individual being was born; the planet on which a species originated; cf. slightly earlier home planet n.
Homo superior n. (1935) the hypothetical successor species to Homo sapiens, having greater intellect or physical abilities and often possessing paranormal powers
horror n. (1898) a genre intended to create a feeling of fear in the reader or viewer, especially one employing supernatural elements or monstrous creatures
hoverboard n. (1964) a board, resembling a skateboard without wheels, which hovers above the ground using antigravity technology and may be ridden like a skateboard; cf. earlier hovercar n.
hovercar n. (1958) a car that hovers above the ground, typically conceived as using antigravity technology
hubward adv. (1977) (of a rotating or circular body, as a space station) near or towards the center, rather than the edge
Hugo n. (1953) any of several awards presented annually at the World Science Fiction Convention for excellence in science fiction or fantasy writing, art, publishing, etc.
hull v. (1942) (usu. passive) to rupture the hull of a spaceship
hulled adj. (1941) of a spaceship: having a ruptured hull
humanoid n. (1940) a non-human being that has a human-like bodily form
humanoid adj. (1940) esp. of a robot or alien: having a humanoid form; of or relating to humanoids
hyperdrive n. (1946) a spaceship drive that enables travel faster than the speed of light; (also) the state of such travel; cf. hyperspace n.