12-letter words containing a, t, h, e, r
- health scare — a state of alarm caused by a revelation concerning public heath
- hearing test — a test to establish whether someone's hearing is normal or whether they have suffered some degree of hearing loss
- heart attack — damage to an area of heart muscle that is deprived of oxygen, usually due to blockage of a diseased coronary artery, typically accompanied by chest pain radiating down one or both arms, the severity of the attack varying with the extent and location of the damage; myocardial infarction.
- heart cherry — a large, heart-shaped variety of sweet cherry having soft flesh.
- heart murmur — murmur (def 3).
- heart of oak — a brave person
- heart urchin — an echinoderm of the order Spatangoida, having an elongate, somewhat heart-shaped outer covering.
- heart-shaped — shaped like a stylized heart with a double rounded top
- heartbreaker — a person, event, or thing causing heartbreak.
- heartburning — rankling discontent, especially from envy or jealousy; grudge.
- hearteningly — In a heartening way; cheeringly.
- heartfulness — The state or quality of being heartful.
- hearthstones — Plural form of hearthstone.
- heartrending — causing or expressing intense grief, anguish, or distress.
- heartstopper — something so frightening or emotionally gripping as to make one's heart seem to stop beating: We didn't crash, but it was a heartstopper.
- 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.
- heavy hitter — a baseball player who makes many extra-base hits.
- heavyhearted — Sad.
- 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.
- hemarthrosis — (pathology) bleeding in the joints.
- 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.
- hemiparasite — A plant that obtains or may obtain part of its food by parasitism, e.g., mistletoe, which also photosynthesizes.
- henry tanner — Henry Ossawa [os-uh-wuh] /ˈɒs ə wə/ (Show IPA), 1859–1937, U.S. painter, in France after 1891.
- heptahedrons — Plural form of heptahedron.
- heptahydrate — a hydrate that contains seven molecules of water, as magnesium sulfate, MgSO 4 ⋅7H 2 O.
- here to stay — If you say that something is here to stay, you mean that people have accepted it and it has become a part of everyday life.
- 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.
- herpetofauna — the reptiles and amphibians that inhabit a given area
- herring boat — a fishing boat that specializes in catching herring
- heterauxesis — an unequal or asymmetrical growth of cells, parts of plants or animals
- heteroblasty — the morphological changes that occur in plants between juvenility and adulthood
- heterocercal — having an unequally divided tail, characteristic of sharks, rays, and skates.
- heterodactyl — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- heterogamete — either of a pair of conjugating gametes differing in form, size, structure, or sex.
- heterogamety — the condition or state of being heterogametic
- heterogamous — Genetics. having unlike gametes, or reproducing by the union of such gametes (opposed to isogamous).
- heterografts — Plural form of heterograft.
- heterography — spelling different from that in current use.
- heterokaryon — a cell containing two or more nuclei of differing genetic constitutions.