13-letter words containing t, i, s, c, h
- mnemotechnics — the process or technique of improving or developing the memory.
- monostrophics — monostrophic verses
- morphometrics — a technique of taxonomic analysis using measurements of the form of organisms
- multitheistic — Of or relating to multitheism.
- music theatre — a modern musical-dramatic work that is performed on a smaller scale than, and without the conventions of, traditional opera
- musicotherapy — the treatment of mental disorders with music
- nanochemistry — (chemistry) The synthesis, analysis and characterization of chemical compounds at the nanoscale.
- nephrectomies — Plural form of nephrectomy.
- nightcrawlers — Plural form of nightcrawler.
- no such thing — You can say there is no such thing as something to emphasize that it does not exist or is not possible.
- non-aesthetic — relating to the philosophy of aesthetics; concerned with notions such as the beautiful and the ugly.
- non-christian — (of a person, country, etc) not adhering to the Christian faith
- non-sophistic — of the nature of sophistry; fallacious.
- nonchauvinist — a person who is not a chauvinist
- nonhistorical — Not based on or drawn from history.
- nonhysterical — not hysterical or funny
- on-off switch — electrical or electronic device: control knob
- onychophagist — the practice of biting one's nails, especially when done habitually and as a symptom of emotional disturbance.
- opisthobranch — any gastropod mollusk of the order Opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles.
- optic chiasma — a site at the base of the forebrain where the inner half of the fibers of the left and right optic nerves cross to the opposite side of the brain.
- orchestra pit — musicians' seating in front of stage
- orchestra-pit — a group of performers on various musical instruments, including especially stringed instruments of the viol class, clarinets and flutes, cornets and trombones, drums, and cymbals, for playing music, as symphonies, operas, popular music, or other compositions.
- orchestralist — a person who writes or arranges orchestral music
- orchestrating — Present participle of orchestrate.
- orchestration — (uncountable) the arrangement of music for performance by an orchestra.
- orchidologist — someone who is knowledgeable in orchidology
- orchiectomies — Plural form of orchiectomy.
- ornithischian — any herbivorous dinosaur of the order Ornithischia, having a pelvis resembling that of a bird. Compare saurischian.
- orthosilicate — a silicate mineral
- outstretching — Present participle of outstretch.
- packet switch — packet switching
- parasynthetic — the formation of a word by the addition of a derivational suffix to a phrase or compound, as of greathearted, which is great heart plus -ed.
- past historic — the simple past
- pentastichous — (of plant leaves) arranged in five vertical rows
- petrophysical — relating to the analysis of the constitution and characteristics of rocks
- pharmaceutics — a pharmaceutical preparation or product.
- phelloplastic — an image or a representation that has been fashioned from cork
- phlogisticate — to integrate or blend phlogiston with
- phonocamptics — the branch of acoustics dealing with echoes
- photoacoustic — optoacoustic
- photochromism — the reversible transformation of something's colour due to exposure to electromagnetic radiation such as sunlight
- photodynamics — the science dealing with light and its effects on living organisms.
- photovoltaics — (used with a singular verb) a field of semiconductor technology involving the direct conversion of electromagnetic radiation as sunlight, into electricity.
- physicalistic — of or relating to physicalism.
- physicalities — the physical attributes of a person, especially when overdeveloped or overemphasized.
- physitheistic — of, relating to, or believing in physitheism
- physoclistous — having the air bladder closed off from the mouth.
- phytocoenosis — the plants of a given area considered as a whole.
- piece of shit — despicable person
- pitch surface — (in a gear or rack) an imaginary surface forming a plane (pitch plane) a cylinder (pitch cylinder) or a cone or frustrum (pitch cone) that moves tangentially to a similar surface in a meshing gear so that both surfaces travel at the same speed.