11-letter words containing o, r, t, h, e, l
- hall porter — concierge
- hammercloth — a cloth covering for the driver's seat on a horse-drawn carriage.
- haute-loire — a department in central France. 1931 sq. mi. (5000 sq. km). Capital: Le Puy.
- heart block — a defect in the electrical impulses of the heart resulting in any of various arrhythmias or irregularities in the heartbeat.
- heart-whole — not in love.
- hectoliters — Plural form of hectoliter.
- hectoringly — So as to hector or bully.
- heldentenor — a tenor having a brilliant, powerful voice suited to singing heroic roles, as in Wagnerian opera.
- helicopters — Plural form of helicopter.
- heliometers — Plural form of heliometer.
- heliometric — Of or relating to the heliometer, or to heliometry.
- heliotropes — Plural form of heliotrope.
- heliotropic — turning or growing toward the light.
- heliotropin — piperonal.
- hematocryal — cold-blooded; poikilothermal.
- hemielytron — hemelytron.
- herald moth — a noctuid moth, Scoliopteryx libatrix, having brownish cryptically mottled forewings and plain dull hind wings. The adult hibernates and has a prolonged life
- herbologist — the study or collecting of herbs, especially as a hobby.
- herpetology — the branch of zoology dealing with reptiles and amphibians.
- heteroclite — irregular or abnormal; anomalous.
- heterocycle — (organic chemistry) A heterocyclic compound or ring.
- heterodoxly — In a heterodox manner.
- heterolayer — Any of a series of thin layers of different materials in a semiconductor (or similar) device.
- heterolysis — The dissolution of cells by lysins or enzymes from different species.
- heterolytic — Of or pertaining to heterolysis.
- heterophile — Able to react immunologically with material from another species.
- heteroplasm — (pathology) Tissue growing in a part of the body where it does not normally occur.
- heteroploid — (biology) Having a chromosome number that is neither the haploid nor the diploid number normal in the species.
- heteropolar — polar (def 4).
- heterostyly — the condition in certain plants, such as primroses, of having styles of different lengths, each type of style in flowers on different plants, which promotes cross-pollination
- heterotelic — (of an entity or event) having the purpose of its existence or occurrence outside of or apart from itself.
- historyless — Lacking history.
- holy father — a title of the pope.
- holy mother — honorific title of the Virgin Mary, often applied by analogy to the Roman Catholic Church.
- holy terror — a difficult or frightening person
- homothermal — homoiothermal.
- hop trefoil — a leguminous plant, Trifolium campestre, of N temperate grasslands, with globular yellow flower heads and trifoliate leaves
- horripilate — to produce horripilation on.
- hospitaller — a member of the religious and military order (Knights Hospitalers or Knights of St. John of Jerusalem) originating about the time of the first Crusade (1096–99) and taking its name from a hospital at Jerusalem.
- hotelkeeper — a manager or owner of a hotel.
- hydrolysate — any compound formed by hydrolysis.
- hydroxylate — to introduce hydroxyl into (a compound).
- hyperbolist — One who uses hyperbole; an exaggerator.
- hypermotile — Abnormally or excessively motile.
- hypocentral — (geology) Of or pertaining to the hypocentre of an earthquake.
- hypothermal — lukewarm; tepid.
- hysterology — (obsolete) A scientific study, or treatise on the uterus.
- interschool — Occurring or taking place between two or more schools.
- isallotherm — a line on a weather map or chart connecting points having equal temperature variations within a given period of time.
- kosher salt — a coarse-grained salt with no additives, used especially to draw out the blood from meat to make it kosher.