hand organ
— Noun
– English
～ a musical instrument that makes music by rotation of a cylinder studded with pegs
Hammond organ
— Noun
– English
～ (music) an electronic simulation of a pipe organ
house organ
— Noun
– English
～ a periodical published by a business firm for its employees and customers
health maintenance organization
— Noun
– English
～ group insurance that entitles members to services of participating hospitals and clinics and physicians
Helleborus orientalis
— Noun
– English
～ slightly hairy perennial having deep green leathery leaves and flowers that are ultimately purplish-green
Hyacinthus orientalis
— Noun
– English
～ widely grown for its fragrance and its white, pink, blue, or purplish flowers
Hyacinthus orientalis albulus
— Noun
– English
～ hyacinth with loosely flowered spikes, several growing from one bulb
hood ornament
— Noun
– English
～ an ornament on the front of the hood of a car emblematic of the manufacturer
Henry Oscar Houghton
— Noun
– English
～ United States publisher who founded a printing shop that became an important book publisher (1823-1895)
heterodyne oscillator
— Noun
– English
～ an oscillator whose output heterodynes with the incoming radio signal to produce sum and difference tones
handing over
— Noun
– English
～ the act of passing something to another person
hawk owl
— Noun
– English
～ grey-and-white diurnal hawk-like owl of northern parts of the northern hemisphere
horned owl
— Noun
– English
～ large owls having prominent ear tufts
hoot owl
— Noun
– English
～ any owl that hoots as distinct from screeching
hydrated aluminium oxide
— Noun
– English
～ white crystalline compound that occurs naturally as the mineral gibbsite
hydrated oxide
— Noun
– English
～ a compound of an oxide with water
hydrated aluminum oxide
— Noun
– English
～ white crystalline compound that occurs naturally as the mineral gibbsite
heating pad
— Noun
– English
～ heater consisting of electrical heating elements contained in a flexible pad
hip pad
— Noun
– English
～ protective garment consisting of a pad worn by football and hockey players
hot pad
— Noun
– English
～ a pad for use under a hot dish to protect a table