12-letter words containing t, r, o, h, l
- hamartiology — the doctrine of sin in Christian theology
- harold stark — Harold Raynsford [reynz-ferd] /ˈreɪnz fərd/ (Show IPA), 1880–1972, U.S. admiral.
- headstrongly — In a headstrong manner.
- heldentenors — Plural form of heldentenor.
- helicobacter — Any member of the Helicobacter bacteria.
- helicoptered — Simple past tense and past participle of helicopter.
- heliocentric — measured or considered as being seen from the center of the sun.
- heliotherapy — treatment of disease by means of sunlight.
- heliotropism — heliotropic tendency or growth.
- heortologist — a person who studies heortology
- hernioplasty — an operation for the repair of a hernia.
- herpetologic — Alternative form of herpetological.
- heteroblasty — the morphological changes that occur in plants between juvenility and adulthood
- heterocercal — having an unequally divided tail, characteristic of sharks, rays, and skates.
- heteroclisis — (grammar) The presence of two or more classes of inflection in the inflectional paradigm of a noun, verb etc.
- heteroclites — Plural form of heteroclite.
- heteroclitic — (linguistics) In linguistics, particularly Indo-European Studies, signifying a stem which alternates between more than one form when declined for grammatical case. Examples of heteroclitic noun stems in Proto-Indo-European include '*wod-r/n-'
- heterocyclic — of or relating to the branch of chemistry dealing with cyclic compounds in which at least one of the ring members is not a carbon atom (contrasted with homocyclic).
- heterodactyl — having the first and fourth toes directed backward, and the second and third forward, as in trogons.
- heteroduplex — having polynucleotide strands derived from two different sources
- heteroleptic — (chemistry) Describing an organometallic compound having two or more types of ligand.
- heterologous — Biology. of different origin; pertaining to heterology.
- heterophilic — Also, heterophilic. Immunology. (of an antibody) having an affinity for an antigen other than its specific antigen.
- heteroplasia — the replacement of normal cells by abnormal cells, as in cancer.
- heteroplasty — the repair of lesions with tissue from another individual or species.
- heteroploidy — (genetics) The state of being heteroploid.
- heterosexual — of, relating to, or exhibiting heterosexuality.
- heterosocial — relating to or denoting mixed-sex social relationships
- heterostyled — (of a plant) having styles of different forms or lengths in the flowers.
- heterothally — the condition of being heterothallic
- hexobarbital — a barbiturate with hypnotic and sedative properties
- hill country — hilly area
- historically — of, pertaining to, treating, or characteristic of history or past events: historical records; historical research.
- historiology — (obsolete) a discourse on history.
- histrionical — (British) Alternative form of histrionic.
- hobble skirt — a woman's skirt that is very narrow at the bottom, causing the wearer to walk with short, mincing steps.
- hold out for — to wait patiently or uncompromisingly for (the fulfilment of one's demands)
- holkar state — a former state of central India, ruled by the Holkar dynasty of Maratha rulers of Indore (18th century until 1947)
- holophrastic — using or consisting of a single word that functions as a phrase or sentence.
- holothurians — Plural form of holothurian.
- holy picture — a picture of a person or thing that is of religious importance
- holy trinity — Trinity (def 1).
- homeothermal — homoiothermal.
- honorability — (American spelling) Alternative form of honourability.
- honours list — annual list of persons given royal awards
- horizontally — at right angles to the vertical; parallel to level ground.
- horometrical — Relating to horometry.
- horse nettle — a large, prickly North American weed, Solanum carolinense, of the nightshade family, having violet to white flowers in a few clusters.
- horse pistol — a large pistol formerly carried by horsemen.
- horse trials — a competitive sporting event at which riders have to show their skill in dressage, show-jumping, and cross-country