| Hyla meridionalis | Hyla meridionalis |
| Hylaeosaurus | Hylaeosaurus |
| Hylobatidae | Hylobates |
| Hylocereus | Hylocereus |
| Hylomorphism | Hilemorfismo |
| hymen | himen |
| Hymenocallis | Hymenocallis |
| Hymenomycete | Hymenomycetes |
| Hymenomycotina | Hymenomycotina |
| Hymenophyllaceae | Hymenophyllaceae |
| Hymenoptera | Hymenoptera |
| hymenopteran | himenópteros |
| Hymer | Hymir |
| Hymir | Hymir |
| Hymiskviða | Hymiskviða |
| hymn | canto |
| Hymn of the Soviet Union | Himno de la Unión Soviética |
| Hymn to Freedom | Imnos pros tin Eleftherian |
| Hymn to Liberty | Imnos is tin Eleftherian |
| hymnal | himnario |
| hymnary | himnario |
| hymnbook | himnario |
| Hymne Chérifien | Hymne Chérifien |
| Hymne Monégasque | Hymne Monégasque |
| Hyndluljóð | Hyndluljód |
| Hyoscyamus | Hyoscyamus niger |
| Hypacrosaurus | Hypacrosaurus |
| Hypanis | Río Kuban |
| Hypaspists | Hipaspistas |
| Hypatia of Alexandria | Hipatia |
| Hyper-threading | HyperThreading |
| hyperactive | hiperactivo |
| hyperbola | hipérbola |
| hyperbole | hipérbole |
| hyperbolic | hiperbólico |
| Hyperbolic function | Función hiperbólica |
| Hyperboloid structure | Estructura hiperboloide |
| Hypercomplex number | Número hipercomplejo |
| hypercritical | hipercrítico |
| Hypereosinophilic syndrome | Síndrome hipereosinofílico |
| Hyperfine line | Línea hiperfina |
| Hyperfrequency | Hiperfrecuencia |
| Hypergalaxy | Hipergalaxia |
| Hypergiant | Hipergigante |
| Hypergiant star | Estrella hipergigante |
| hyperglycaemia | hiperglicemia |
| hyperglycemia | hiperglicemia |
| Hypergraph | Hipergrafo |
| Hypericum | Hypericum |
| Hypericum tetrapterum | Hypericum tetrapterum |
| Hyperion | Hiperión |
| Hyperion Cantos | Los cantos de Hyperion |
| Hypermnestra | Hipermnestra |
| Hypernova | Hipernova |
| hypernym | términos más amplios |
| Hyperphosphatemia | Hiperfosfatemia |
| Hyperpolarization | Hiperpolarización |
| Hyperprolactinaemia | Hiperprolactinemia |
| Hyperprolactinemia | Hiperprolactinemia |
| Hyperreal number | Números hiperreales |
| Hyperrealism | Hiperrealismo |
| Hyperreality | Hiperrealidad |
| hypersensitive | hipersensible |
| hypersensitivity | hipersensibilidad |
| Hypersurface | Hipersuperficie |
| hypertension | hipertensión |
| Hypertensive nephropathy | Nefropatía hipertensiva |
| hypertext | hipertexto |
| Hypertext fiction | Narrativa hipertextual |
| Hypertext Transfer Protocol | Hypertext Transfer Protocol |
| HyperTransport | HyperTransport |
| hypertrophy | hipertrofia |
| Hyperuricemia | Hiperuricemia |
| hyperventilate | hiperventilarse |
| hyperventilation | hiperventilación |
| Hypervisor | Hypervisor |
| Hyphaene | Hyphaene |
| Hyphanation | Guión ortográfico |
| hyphen | guión |
| hyphenate | escribir con guión |
| hyphenation | incorporación de guiones |
| Hypnagogia | Alucinación hipnogógica |
| Hypnerotomachia Poliphili | Sueño de Polífilo |
| Hypnos | Hipnos |
| hypnosis | hipnosis |
| hypnotic | hipnótico |
| hypnotism | hipnotismo |
| hypnotist | hipnotizador |
| hypnotize | hipnotizar |
| Hypochaeris | Hypochaeris |
| hypochondria | hipocondría |
| hypochondriac | hipocondríaco |
| hypochondriacal | hipocondriaco |
| hypocrisy | hipocresía |
| hypocrite | hipócrita |
| hypocritical | falso |
| hypodermic | hipodérmico |
| hypodermic needle | aguja hipodérmica |
| Hypodermic needle model | Teoría hipodérmica |
| hypoglycaemia | hipoglicemia |
| hypoglycemia | hipoglicemia |
| hyponym | hipónimo |
| Hypopituitarism | Hipopituitarismo |
| hypotenuse | hipotenusa |
| hypoth | hipotesis |
| Hypothalamus | Hipotálamo |
| hypothesis | hipótesis |
| hypothetical | hipotético |
| Hypothetical planetary object | Nibiru |
| hypothetically | hipotéticamente |
| Hypothetico-deductive model | Método hipotético deductivo |
| Hypseus | Hipseo |
| Hypsilophodon | Hypsilophodon |
| Hypsiprymnodontidae | Hypsiprymnodontidae |
| Hyracotherium | Hyracotherium |
| Hyrcania | Hircania |
| Hyrule | Hyrulian |
| Hyssopus | Hyssopus officinalis |
| Hystaspes | Histaspes |
| hysterectomy | histerectomía |
| hysteria | histeria |
| hysteric | histérico |
| hysterical | histérico |
| hysterics | histerismo |
| Hystrix | Hystrix |
| Hyundai | Hyundai Motor Company |
| Hyundai Accent | Hyundai Accent |
