heat ray
— Navneord
– Engelsk
～ a ray that produces a thermal effect
hypersensitivity reaction
— Navneord
– Engelsk
～ an inappropriate and excessive reaction to an allergen (as pollen or dust or animal hair or certain foods); severity ranges from mild allergy to severe systemic reactions leading to anaphylactic shock
heterodyne receiver
— Navneord
– Engelsk
～ a radio receiver that combines a locally generated frequency with the carrier frequency to produce a supersonic signal that is demodulated and amplified
historical record
— Navneord
– Engelsk
～ writing having historical value (as opposed to fiction or myth etc.)
HMG-CoA reductase
— Navneord
– Engelsk
～ a liver enzyme that is responsible for producing cholesterol
hepatojugular reflux
— Navneord
– Engelsk
～ a venous reflux occurring in congestive heart failure
Hyla regilla
— Navneord
– Engelsk
～ the most commonly heard frog on the Pacific coast of America
head register
— Navneord
– Engelsk
～ the higher ranges of the voice in speaking or singing; the vibrations of sung notes are felt in the head
Hippo Regius
— Navneord
– Engelsk
～ an ancient Numidian town in northwestern Africa adjoining present-day Annaba in northeastern Algeria
Hans Conrad Julius Reiter
— Navneord
– Engelsk
～ German bacteriologist who described a disease now known as Reiter's syndrome and who identified the spirochete that causes syphilis in humans (1881-1969)
human relationship
— Navneord
– Engelsk
～ a relation between people; (`relationship' is often used where `relation' would serve, as in `the relationship between inflation and unemployment', but the preferred usage of `relationship' is for human relations or states of relatedness); "the relationship between mothers and their children"
heat-releasing
— Tillægsord
– Engelsk
～ (of a chemical reaction or compound) occurring or formed with the liberation of heat
hypothalamic releasing hormone
— Navneord
– Engelsk
～ any of several hormones produced in the hypothalamus and carried by a vein to the anterior pituitary gland where they stimulate the release of anterior pituitary hormones; each of these hormones causes the anterior pituitary to secrete a specific hormone
hypothalamic releasing factor
— Navneord
– Engelsk
～ any of several hormones produced in the hypothalamus and carried by a vein to the anterior pituitary gland where they stimulate the release of anterior pituitary hormones; each of these hormones causes the anterior pituitary to secrete a specific hormone
half-relief
— Navneord
– Engelsk
～ a sculptural relief between low relief and high relief
high relief
— Navneord
– Engelsk
～ a sculptural relief in which forms extend out from the background to at least half their depth
human remains pouch
— Navneord
– Engelsk
～ a bag in which the body of a dead soldier is placed
Harlem Renaissance
— Navneord
– Engelsk
～ a period in the 1920s when African-American achievements in art and music and literature flourished
High Renaissance
— Navneord
– Engelsk
～ the artistic style of early 16th century painting in Florence and Rome; characterized by technical mastery and heroic composition and humanistic content