12-letter words containing h, o, b, l
- coulrophobia — an abnormal fear of clowns.
- cymbocephaly — scaphocephaly.
- dasher block — a block at the end of a yard or gaff for supporting a signal or ensign halyard.
- die horribly — (jargon) The software equivalent of crash and burn, and the preferred emphatic form of die. "The converter choked on an FF in its input and died horribly".
- dishonorable — showing lack of honor or integrity; ignoble; base; disgraceful; shameful: Cheating is dishonorable.
- dishonorably — In a dishonorable manner.
- double cloth — a cloth used in overcoating, blankets, brocade, etc., made by interweaving two physically discrete fabrics at various points in the pattern by bringing warp and fill yarns from each through the other to be worked on the opposite face of the compound fabric.
- double dutch — a form of the game of jump rope in which two persons, holding the respective ends of two long jump ropes, swing them in a synchronized fashion, usually directed inward so the ropes are going in opposite directions, for one or two others to jump over.
- double helix — the spiral arrangement of the two complementary strands of DNA.
- double hitch — a Blackwall hitch with an extra upper loop passed around the hook.
- double rhyme — a rhyme either of two syllables of which the second is unstressed (double rhyme) as in motion, notion, or of three syllables of which the second and third are unstressed (triple rhyme) as in fortunate, importunate.
- double sharp — a symbol (× or ) that raises by two semitones the pitch of the following note.
- double-check — a simultaneous check by two pieces in which the moving of one piece to give check also results in discovering a check by another piece.
- double-think — illogical or deliberately perverse thinking in terms that distort or reverse the truth to make it more acceptable
- double-width — twice the usual width: double-wide mobile homes consisting of two sections bolted together.
- doubleheader — Sports. two games, as of baseball, between the same teams on the same day in immediate succession. two games, as of basketball, between two different pairs of teams on the same day in immediate succession.
- elasmobranch — A cartilaginous fish of a group that comprises the sharks, rays, and skates.
- ellenborough — Earl of, title of Edward Law. 1780–1871, British colonial administrator: governor general of India (1742–44)
- english bond — a bond used in brickwork that has a course of headers alternating with a course of stretchers
- ephebophilia — the condition of being sexually attracted to adolescents
- erythroblast — An immature erythrocyte containing a nucleus.
- ethnobiology — the branch of biology involving the study of the uses of plants and animals in various human societies
- flemish bond — a brickwork bond having alternate stretchers and headers in each course, each header being centered above and below a stretcher.
- global reach — When people talk about the global reach of a company or industry, they mean its ability to have customers in many different parts of the world.
- glossophobia — The fear of public speaking.
- golden bough — a branch of mistletoe, sacred to Proserpina, that served Aeneas as a pass to the underworld.
- habilitation — to clothe or dress.
- habitational — a place of residence; dwelling; abode.
- haematoblast — any of the undifferentiated cells in the bone marrow that develop into blood cells
- half brother — brother (def 2).
- half-blooded — having parents of two different breeds, species, or the like.
- half-brother — brother (def 2).
- hall bedroom — a small bedroom off a corridor, esp. a small bedroom formed by partitioning off the end of an upstairs corridor
- halobacteria — Plural form of halobacterium.
- hambletonian — one of a superior strain of American trotting horses descended from the stallion Hambletonian.
- haptoglobins — Plural form of haptoglobin.
- harbour seal — a common earless seal, Phoca vitulina, that is greyish-black with paler markings: found off the coasts of North America, N Europe, and NE Asia
- harmonizable — That can be harmonized.
- hebdomadally — taking place, coming together, or published once every seven days; weekly: hebdomadal meetings; hebdomadal groups; hebdomadal journals.
- helicobacter — Any member of the Helicobacter bacteria.
- heliogabalus — (Varius Avitus Bassianus"Marcus Aurelius Antoninus") a.d. 204–222, Roman emperor 218–222.
- helleborines — Plural form of helleborine.
- hematoblasts — Plural form of hematoblast.
- hemimetaboly — Hemimetabolism.
- heron's-bill — stork's-bill (def 1).
- heteroblasty — the morphological changes that occur in plants between juvenility and adulthood
- hexacarbonyl — (inorganic chemistry) Any compound having six carbonyl groups.
- hexobarbital — a barbiturate with hypnotic and sedative properties
- hillsborough — a town in W California.
- hobble skirt — a woman's skirt that is very narrow at the bottom, causing the wearer to walk with short, mincing steps.