12-letter words containing s, e, l, a
- half-serious — of, showing, or characterized by deep thought.
- half-starved — to die or perish from lack of food or nourishment.
- hall process — a process in which aluminum is refined by electrolytic reduction of alumina fused with cryolite.
- hallucinates — to have hallucinations.
- hand-selling — a gift or token for good luck or as an expression of good wishes, as at the beginning of the new year or when entering upon a new situation or enterprise.
- hansa yellow — a pigment derived from coal tar, characterized chiefly by its brilliant yellow color.
- 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
- hardscrabble — providing or yielding meagerly in return for much effort; demanding or unrewarding: the hardscrabble existence of mountainside farmers.
- harmlessness — The characteristic of being harmless; the absence of harm.
- has no equal — If you say that someone or something has no equal, you think that there is nothing that is as good as them or that reaches the same standard.
- hash-slinger — a waiter or waitress, especially in a hash house.
- hatelessness — the state or quality of being hateless
- hautes-alpes — a department in SE France. 2179 sq. mi. (5645 sq. km). Capital: Gap.
- hazel grouse — a European woodland grouse, Tetrastes bonasia, somewhat resembling the North American ruffed grouse.
- headlessness — The state of being headless.
- headlongness — Headlong quality or speed; precipitateness.
- headmasterly — In a manner befitting a headmaster.
- headstrongly — In a headstrong manner.
- health salts — magnesium sulphate or similar salts taken as a mild laxative
- health scare — a state of alarm caused by a revelation concerning public heath
- health stamp — a postage stamp with a surcharge that is used to support a health camp
- hearing loss — diminished ability to hear
- hearsay rule — the rule making hearsay evidence inadmissible.
- heartfulness — The state or quality of being heartful.
- heavenliness — (uncountable) The state or quality of being heavenly.
- heimskringla — a book of the 13th century narrating the history of the kings of Norway by Snorri Sturluson.
- helianthuses — Plural form of helianthus.
- helical scan — denoting a recording technique used with video tapes in which the recorded tracks on the tape are segments of a helix
- helicographs — Plural form of helicograph.
- heliogabalus — (Varius Avitus Bassianus"Marcus Aurelius Antoninus") a.d. 204–222, Roman emperor 218–222.
- helium flash — the explosive burning of helium in the case of a star of low mass that occurs when the core is so dense that the matter has become degenerate. The burning causes a rapid rise in temperature until it is so high that the gas ceases to be degenerate, after which there is a rapid expansion
- hell's angel — a member of a motorcycle gang of a kind originating in the US in the 1950s, who typically dress in denim and Nazi-style paraphernalia and are noted for their initiation rites, lawless behaviour, etc
- hell-raising — behaviour which causes trouble
- hellaciously — In a hellacious manner.
- hellgramites — Plural form of hellgramite.
- hells canyon — a canyon on the Snake River in S Idaho and along the Oregon border: 125 miles (210 km) long with a maximum depth of about 7900 feet (2408 meters).
- helmsmanship — the skill or function of a helmsman
- hematoblasts — Plural form of hematoblast.
- hematocolpos — (medicine) A medical condition in which the vagina fills with menstrual blood, often caused by the combination of menstruation with an imperforate hymen.
- hematologist — the study of the nature, function, and diseases of the blood and of blood-forming organs.
- hemerocallis — the genus comprising the day lilies.
- hemodialyses — Plural form of hemodialysis.
- hemodialysis — dialysis of the blood, especially with an artificial kidney, for the removal of waste products.
- hemophiliacs — Plural form of hemophiliac.
- hernioplasty — an operation for the repair of a hernia.
- hesitatingly — In a hesitating manner.
- heteroblasty — the morphological changes that occur in plants between juvenility and adulthood
- heteroplasia — the replacement of normal cells by abnormal cells, as in cancer.
- heteroplasty — the repair of lesions with tissue from another individual or species.
- heterosexual — of, relating to, or exhibiting heterosexuality.