9-letter words containing a, h, i, t, o
- haworthia — any of various succulent plants of the genus Haworthia, native to South Africa, having densely overlapping, often warty leaves clustered in rosettes.
- haycation — A vacation stay on a farm, in which guests often help out with daily farm tasks.
- heliostat — an instrument consisting of a mirror moved by clockwork, for reflecting the sun's rays in a fixed direction.
- hematosis — hematopoiesis.
- hepatoxic — Exhibiting hepatoxicity.
- hesitator — Alternative spelling of hesitater.
- hierocrat — a person who believes in government by religious leaders
- himations — Plural form of himation.
- hippolyta — a queen of the Amazons, variously said to have been killed by Hercules or to have been conquered and married by Theseus.
- histogram — a graph of a frequency distribution in which rectangles with bases on the horizontal axis are given widths equal to the class intervals and heights equal to the corresponding frequencies.
- historian — an expert in history; authority on history.
- hoatching — infested; swarming
- hog latin — pig Latin.
- holarctic — belonging or pertaining to a geographical division comprising the Nearctic and Palearctic regions.
- homotaxis — a similarity of arrangement, as of geologic strata or fossil assemblages that have the same relative position but are not necessarily contemporaneous.
- horiatiki — a traditional Greek salad consisting of tomatoes, cucumber, onion, olives, and feta cheese
- horntails — Plural form of horntail.
- horsetail — Also called scouring rush. any nonflowering plant of the genus Equisetum, having hollow, jointed stems.
- hortation — The act of exhorting, inciting, or giving advice; exhortation.
- hortative — hortatory.
- hortensia — Hydrangea.
- hospitage — the position of being a guest
- hospitale — a place of lodging
- hospitals — Plural form of hospital.
- hospitate — (obsolete, transitive) To receive with hospitality; to lodge as a guest.
- hostaging — a person given or held as security for the fulfillment of certain conditions or terms, promises, etc., by another.
- houstonia — any North American plant, belonging to the genus Houstonia, of the madder family, especially H. caerulea, the common bluet.
- hu jintao — born 1942, Chinese Communist statesman; president of China (2003–2013)
- hydantoin — a colorless, needlelike, crystalline compound, C 3 H 4 N 2 O 2 , used in the synthesis of pharmaceutical substances and resins.
- hydration — any of a class of compounds containing chemically combined water. In the case of some hydrates, as washing soda, Na 2 CO 3 ⋅10H 2 O, the water is loosely held and is easily lost on heating; in others, as sulfuric acid, SO 3 ⋅H 2 O, or H 2 SO 4 , it is strongly held as water of constitution.
- hypotaxis — dependent relation or construction, as of clauses; syntactic subordination.
- hypotonia — An abnormal loss of muscle tone.
- idiopathy — a disease not preceded or occasioned by any known morbid condition.
- inhabitor — One who inhabits.
- inhalator — an apparatus designed to mix carbon dioxide and oxygen, especially for use in artificial respiration.
- isanthous — having regular flowers.
- isobathic — having the same depth.
- isohyetal — a line drawn on a map connecting points having equal rainfall at a certain time or for a stated period.
- isophotal — relating to an isophote or isophotes, or to a diagram on which isophotes are represented
- laccolith — a mass of igneous rock formed from magma that did not find its way to the surface but spread laterally into a lenticular body, forcing overlying strata to bulge upward.
- lightboat — a small lightship.
- lionheart — a person of exceptional courage and bravery.
- loanshift — change or extension of the meaning of a word through the influence of a foreign word, as in the application in English of the meaning “profession” to the word calling through the influence of Latin vocātio.
- loathings — Plural form of loathing.
- logarithm — the exponent of the power to which a base number must be raised to equal a given number; log: 2 is the logarithm of 100 to the base 10 (2 = log10 100).
- lothair i — a.d. 795?–855, king of Germany 840–843; emperor of the Holy Roman Empire 840–855 (son of Louis I).
- lotharios — Plural form of lothario.
- macchiato — a hot beverage consisting of espresso and a small amount of foamed milk.
- macintosh — a raincoat made of rubberized cloth.
- macrolith — a stone tool about 1 foot (30 cm) long.