13-letter words containing a, h, o, l
- heli-boarding — the sport of snowboarding on mountains or glaciers accessible only by helicopter or skiplane
- heliographing — Present participle of heliograph.
- heliotropical — heliotropic
- hell on earth — torment, horrendous experience
- hellenization — to make Greek in character.
- hematological — Hematologic.
- hematologists — Plural form of hematologist.
- hematosalpinx — (medicine) A medical condition involving bleeding into the Fallopian tubes.
- hematothermal — warm-blooded; homoiothermal.
- hemimetabolic — (zoology) Having an incomplete metamorphosis, the larvae differing from the adults chiefly in lacking wings.
- hemocytoblast — a primordial cell capable of developing into any type of blood cell.
- hemolymphatic — a fluid in the body cavities and tissues of invertebrates, in arthropods functioning as blood and in some other invertebrates functioning as lymph.
- heortological — of or relating to heortology
- hepatobiliary — Of, pertaining to, or originating in the liver, bile ducts and gallbladder.
- hepatojugular — (medicine) Relating to the liver and the jugular vein.
- heteroblastic — (of a plant or plant part) showing a marked difference in form between the juvenile and the adult structures
- heteroglossia — (linguistics) the coexistence of distinct varieties within a single linguistic code.
- heterological — (grammar) Of an adjective, not describing itself.
- heteroplastic — the repair of lesions with tissue from another individual or species.
- heteropolitan — a heterosexual man, typically living in a city, whose attitudes and interests are regarded as masculine but not excessively so
- heterosexuals — Plural form of heterosexual.
- heterothallic — having mycelia of two unlike types, both of which must participate in the sexual process. Compare homothallic (def 1).
- heterothermal — having a different or varying temperature
- heusler alloy — any of various alloys of manganese and other nonferromagnetic metals that exhibit ferromagnetism.
- hevelian halo — a faint white halo with an angular radius of 90° that is occasionally seen around the sun or the moon, thought to be caused by the reflection and refraction of sunlight by ice crystals.
- hexadactylous — hexadactylic
- high holidays — either of two holy days of special significance, Rosh Hashanah or Yom Kippur.
- high holy day — either of two holy days of special significance, Rosh Hashanah or Yom Kippur.
- high-low-jack — all fours (def 2).
- hilariousness — The characteristic of being hilarious; hilarity.
- hill of beans — something of trifling value; virtually nothing at all: The problem didn't amount to a hill of beans.
- histochemical — the branch of science dealing with the chemical components of cellular and subcellular tissue.
- histodialysis — histolysis.
- hockey player — sportsperson: plays hockey
- hold a grudge — be resentful
- hold in leash — to control; curb; restrain
- holiday-maker — vacationer.
- holidaymakers — Plural form of holidaymaker.
- holometabolic — Of, pertaining to, or undergoing holometabolism.
- holy alliance — a league formed by the principal sovereigns of Europe in 1815 with the professed object of promoting Christian brotherhood but the practical object of repressing democratic revolutions and institutions. The English and Turkish rulers and Pope Pius VII did not join the league.
- holy mackerel — astonishment
- holy saturday — the Saturday in Holy Week.
- holy thursday — Ascension Day.
- homalographic — representing parts with like proportions.
- home assembly — assembly at home of something supplied in pieces
- homestead law — any law exempting homesteads from seizure or sale for debt.
- homiletically — In a homiletic fashion.
- homoepitaxial — (materials science) Having the same orientation.
- homogenetical — of, involving or relating to homogeny
- homoiothermal — having a body temperature that is relatively constant and mostly independent of the temperature of the environment; warm-blooded (opposed to poikilothermic).