12-letter words containing h, a, y, l
- haematolysis — Haemolysis.
- haematoxylin — Alternative spelling of hematoxylin.
- haematoxylon — any thorny leguminous tree of the genus Haematoxylon, esp the logwood, of tropical America and SW Africa. The heartwood yields the dye haematoxylin
- hair stylist — a person who designs and arranges hair styles.
- hairstylists — Plural form of hairstylist.
- halcyon days — period regarded with nostalgia
- half holiday — a holiday limited to half a working day or half an academic day.
- half-century — a period of 100 years.
- half-holiday — a holiday limited to half a working day or half an academic day.
- half-monthly — pertaining to a month, or to each month.
- halfway line — a line across a sports field, such as a football pitch, that divides the playing area into two equal areas and is equidistant between the two goals
- halfwittedly — In a halfwitted manner.
- halls of ivy — an institution of higher learning; university or college; the academic world.
- hamartiology — the doctrine of sin in Christian theology
- hansa yellow — a pigment derived from coal tar, characterized chiefly by its brilliant yellow color.
- happy couple — two people in a happy romantic relationship, especially two people who have just married
- happy-clappy — of or denoting a form of evangelical Christianity in which members of the congregation sing and clap enthusiastically during acts of worship
- hardheadedly — In a hardheaded manner.
- hardy annual — a plant that can withstand freezing temperatures and which completes its life cycle within a year
- hare wallaby — a wallaby of the genus Lagorchestes
- harmonically — pertaining to harmony, as distinguished from melody and rhythm.
- harmoniously — marked by agreement in feeling, attitude, or action: a harmonious group.
- hatchability — to bring forth (young) from the egg.
- headmasterly — In a manner befitting a headmaster.
- headstrongly — In a headstrong manner.
- hearsay rule — the rule making hearsay evidence inadmissible.
- hearteningly — In a heartening way; cheeringly.
- heath family — the plant family Ericaceae, characterized by evergreen or deciduous shrubs, trees, and woody plants growing in acid soil and having simple leaves, often showy flowers either solitary or in clusters, and fruit in the form of a berry or capsule, and including the azalea, blueberry, cranberry, heather, madrone, mountain laurel, rhododendron, and trailing arbutus.
- hebdomadally — taking place, coming together, or published once every seven days; weekly: hebdomadal meetings; hebdomadal groups; hebdomadal journals.
- hedge laying — the art or practice of making or maintaining a hedge by cutting branches partway through, laying them horizontally, and pegging them in position in order to create a strong thick hedge
- heliotherapy — treatment of disease by means of sunlight.
- hellaciously — In a hellacious manner.
- 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).
- hemimetaboly — Hemimetabolism.
- hemodialyses — Plural form of hemodialysis.
- hemodialysis — dialysis of the blood, especially with an artificial kidney, for the removal of waste products.
- hemodialyzer — artificial kidney.
- hepaticology — the scientific study of bryophyte plants known as hepatics or liverworts
- hepatomegaly — an abnormal enlargement of the liver, usually associated with liver disease or heart failure.
- heraldically — of, relating to, or characteristic of heralds or heraldry: heraldic form; heraldic images; heraldic history; a heraldic device.
- herbicidally — from a herbicidal point of view
- hereditarily — passing, or capable of passing, naturally from parent to offspring through the genes: Blue eyes are hereditary in our family. Compare congenital.
- heritability — capable of being inherited; inheritable; hereditary.
- hermetically — so as to be airtight: hermetically sealed.
- 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
- heterodactyl — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- heteroplasty — the repair of lesions with tissue from another individual or species.
- heterothally — the condition of being heterothallic