9-letter words containing h, y, p, o, t
- hypnotoid — resembling or similar to hypnosis
- hypoblast — the endoderm.
- hypocaust — a hollow space or system of channels in the floor or walls of some ancient Roman buildings that provided a central heating system by receiving and distributing the heat from a furnace.
- hypocotyl — the part of a plant embryo directly below the cotyledons, forming a connection with the radicle.
- hypocrite — a person who feigns some desirable or publicly approved attitude, especially one whose private life, opinions, or statements belie his or her public statements.
- hyponasty — increased growth along the lower surface of a plant or plant part, causing it to bend upward.
- hypostoma — Hypostome.
- hypostome — any of several parts or organs of the mouth, as the labrum of a crustacean.
- hypostyle — having many columns carrying the roof or ceiling: a hypostyle hall.
- hypotaxis — dependent relation or construction, as of clauses; syntactic subordination.
- hypotheca — (microbiology, planktology) The lower or posterior half of the theca of a thecate protist such as a diatom or dinoflagellate.
- hypotonia — An abnormal loss of muscle tone.
- hypotonic — Physiology. (of tissue) having less than the normal tone.
- hypotonus — Hypotonia.
- hypotrich — any ciliate of the suborder Hypotricha, having cilia chiefly on the ventral surface.
- idiopathy — a disease not preceded or occasioned by any known morbid condition.
- lalopathy — any defect of speech.
- mazopathy — mazopathia.
- mesophyte — a plant growing under conditions of well-balanced moisture supply.
- myatrophy — myoatrophy.
- myopathic — Pertaining to myopathy.
- mythopoet — a writer of mythic verse
- neophytes — Plural form of neophyte.
- neophytic — a beginner or novice: He's a neophyte at chess.
- notaphily — the collecting of bank notes as a hobby.
- orthopedy — Archaic form of orthopedics.
- 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
- polyantha — a type of clustering flower
- polyanthi — hybrid garden primroses
- polyether — a polymeric ether.