12-letter words containing h, e, t, a, i
- heart urchin — an echinoderm of the order Spatangoida, having an elongate, somewhat heart-shaped outer covering.
- heartburning — rankling discontent, especially from envy or jealousy; grudge.
- hearteningly — In a heartening way; cheeringly.
- heartrending — causing or expressing intense grief, anguish, or distress.
- heartstrings — (obsolete, anatomy) The tendons once thought to brace the heart. (15th-19th c.).
- heartwarming — gratifying; rewarding; satisfying: a heartwarming response to his work.
- heat barrier — thermal barrier.
- heat-seeking — A heat-seeking missile or device is one that is able to detect a source of heat.
- 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.
- heathenizing — Present participle of heathenize.
- heating bill — a bill for the supply of energy to heat a building
- heavy hitter — a baseball player who makes many extra-base hits.
- heavyweights — Plural form of heavyweight.
- heeling tank — either of two lateral ballast tanks permitting an icebreaker to heel and crush ice to either side.
- height gauge — an object used to measure the height of somebody or something, for example to measure the height of people for medical purposes
- helianthemum — (botany) Any of the genus Helianthemum of rockroses.
- helianthuses — Plural form of helianthus.
- helicobacter — Any member of the Helicobacter bacteria.
- heliotherapy — treatment of disease by means of sunlight.
- hellgramites — Plural form of hellgramite.
- hellgrammite — the aquatic larva of a dobsonfly, used as bait in fishing.
- hemangiomata — See under angioma.
- hemarthrosis — (pathology) bleeding in the joints.
- hematochezia — the passage of bloody stools.
- hematologist — the study of the nature, function, and diseases of the blood and of blood-forming organs.
- hematophobia — Fear of bleeding or the sight of blood.
- hemichordate — belonging or pertaining to the chordates of the phylum Hemichordata, comprising small, widely distributed, marine animals, as the acorn worms.
- hemihydrates — Plural form of hemihydrate.
- hemimetaboly — Hemimetabolism.
- hemiparasite — A plant that obtains or may obtain part of its food by parasitism, e.g., mistletoe, which also photosynthesizes.
- hemiplankton — plankton that spend part of their life cycle in a vegetative state on the sea bottom, riverbed, etc. (opposed to holoplankton).
- hepaticology — the scientific study of bryophyte plants known as hepatics or liverworts
- hepatization — the transformation of tissue into a liver-like substance, esp of the lungs in pneumonia
- hepatotoxins — Plural form of hepatotoxin.
- hepatoxicity — Toxicity that affects the liver.
- hereditament — any inheritable estate or interest in property.
- hereditarian — a person who believes that differences between individuals or groups, including moral and intellectual attributes, are predominantly determined by genetic factors (opposed to environmentalist).
- 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.
- herring boat — a fishing boat that specializes in catching herring
- hesitatingly — In a hesitating manner.
- hessian boot — a knee-high tasseled boot, fashionable in England in the early 19th century.
- heterauxesis — an unequal or asymmetrical growth of cells, parts of plants or animals
- heteroousian — a person who believes the Father and the Son to be unlike in substance or essence; an Arian (opposed to Homoousian).
- heterophobia — Fear or resentment of what is different.
- heterophoria — a latent strabismus of one or both eyes.
- heteroplasia — the replacement of normal cells by abnormal cells, as in cancer.
- heterosocial — relating to or denoting mixed-sex social relationships