9-letter words containing t, h, y, o
- idiopathy — a disease not preceded or occasioned by any known morbid condition.
- in theory — in principle
- isohyetal — a line drawn on a map connecting points having equal rainfall at a certain time or for a stated period.
- isorhythm — a structural feature characteristic of the Ars Nova motet, consisting of a single rhythmic phrase pattern repeated, usually in the tenor, throughout the composition.
- lalopathy — any defect of speech.
- lithocyst — a sac, containing otoliths, found in many invertebrates, supposedly connected to hearing and orientation
- lithology — Geology. (loosely) petrology. the physical characteristics of a rock or stratigraphic unit.
- lithotomy — surgery to remove one or more stones from an organ or duct.
- loutishly — In a loutish manner.
- mantyhose — a one-piece clinging garment covering the body from the waist to the feet, worn by men
- mazopathy — mazopathia.
- mesophyte — a plant growing under conditions of well-balanced moisture supply.
- monoethyl — (organic chemistry, especially in combination) A single ethyl group in a molecule.
- myatrophy — myoatrophy.
- myopathic — Pertaining to myopathy.
- mythology — a body of myths, as that of a particular people or that relating to a particular person: Greek mythology.
- mythomane — a person with a strong or irresistible propensity for fantasizing, lying, or exaggerating.
- mythopoet — a writer of mythic verse
- neophytes — Plural form of neophyte.
- neophytic — a beginner or novice: He's a neophyte at chess.
- nictheroy — Niterói.
- north bay — a city in SE Ontario, in S Canada.
- northerly — moving, directed, or situated toward the north.
- notaphily — the collecting of bank notes as a hobby.
- orchotomy — orchidotomy.
- orthodoxy — orthodox belief or practice.
- orthogamy — (botany) fertilization of the ovules of a plant by pollen from the same plant.
- orthopedy — Archaic form of orthopedics.
- overhasty — excessively hasty; rash: overhasty judgment.
- pantyhose — (used with a plural verb) a one-piece, skintight garment worn by women, combining panties and stockings.
- pathogeny — the production and development of disease.
- pathology — the science or the study of the origin, nature, and course of diseases.
- phagocyte — any cell, as a macrophage, that ingests and destroys foreign particles, bacteria, and cell debris.
- phenotype — the observable constitution of an organism.
- phenytoin — a barbiturate-related substance, C 1 5 H 1 2 N 2 O 2 , used as an anticonvulsant in the treatment of grand mal epilepsy and in focal seizures.
- phonatory — rapid, periodic opening and closing of the glottis through separation and apposition of the vocal cords that, accompanied by breath under lung pressure, constitutes a source of vocal sound.
- phonotype — a piece of type bearing a phonetic character or symbol.
- phonotypy — phonography (def 2).
- photocopy — a photographic reproduction of a document, print, or the like.
- photolyse — to cause to undergo or to undergo photolysis
- photolyze — to break down molecules with light.
- photoplay — a motion-picture scenario; screenplay.
- phototype — a plate with a relief printing surface produced by photography.
- phototypy — the process or art of producing phototypes
- phytocide — a substance or preparation for killing plants.
- phytolith — a microscopic silica body that forms in a living plant and becomes fossilized.
- phytology — botany.
- phytosaur — any armored, semiaquatic reptile of the extinct order Phytosauria, of the Mesozoic Era, resembling the crocodile but unrelated, having the nostrils high on the snout and with well-developed hind limbs suggestive of bipedal ancestors.
- phytotomy — the study of the internal structure or anatomy of plants
- phytotron — a building in which plants can be grown on a large scale, under controlled conditions