13-letter words containing o, p, t, h, a, m
- acetaminophen — a white crystalline powder, CH3CONHC6H4OH, used for reducing fever and relieving pain
- achromatophil — Also, achromatophilic [ey-kruh-mat-uh-fil-ik, ak-ruh-, ey-kroh-muh-tuh-] /ˌeɪ krəˌmæt əˈfɪl ɪk, ˌæk rə-, eɪˌkroʊ mə tə-/ (Show IPA). having little or no affinity for stains.
- achromatopsia — a visual disorder defined by deficient or absent function in the retinal cones, resulting in colour blindness and in decreased vision in bright lights
- actinomorphic — (esp of a flower) having radial symmetry, as buttercups
- allotriomorph — (geology) A mineral that did not develop its otherwise typical external crystal form because of late crystallization between earlier formed crystals, typical of matrix minerals in rapidly crystallizing volcanic lavas and shallow igneous intrusions.
- alphabetiform — having similarities to letters of the alphabet
- amenhotep iii — Greek name Amenophis. ?1411–?1375 bc, Egyptian pharaoh who expanded Egypt's influence by peaceful diplomacy and erected many famous buildings
- amphictyonies — Plural form of amphictyony.
- amphiprostyle — (esp of a classical temple) having a set of columns at both ends but not at the sides
- amphistomatal — (of a leaf) having stomata on both surfaces
- amphitrichous — having a single flagellum at each end.
- amphitryon 38 — a play (1938) by Jean Giraudoux.
- amphotericins — Plural form of amphotericin.
- anthropometer — an instrument that consists of a calibrated, vertical rod to which are attached two horizontal arms, one fixed and one movable, for measuring the human trunk and limbs.
- anthropometry — the comparative study of sizes and proportions of the human body
- apophlegmatic — having the ability to remove phlegm
- apothegmatise — to speak in apothegms
- archeptolemus — (in the Iliad) the son of Iphitus who served as a charioteer for Hector.
- arithmophobia — the fear of numbers
- atmospherical — pertaining to, existing in, or consisting of the atmosphere: atmospheric vapors.
- autapomorphic — (biology) Describing any characteristic that has evolved in only a single species (or other taxon).
- automatograph — a device for recording involuntary bodily movements.
- catastrophism — an old doctrine, now discarded, that the earth was created and has subsequently been shaped by sudden divine acts which have no logical connection with each other rather than by gradual evolutionary processes
- cecropia moth — a large North American saturniid moth, Hyalophora (or Samia) cecropia, with brightly coloured wings and feathery antennae
- cephalometric — Relating to cephalometrics.
- chemautotroph — an organism, such as a bacterium, that obtains its energy from inorganic reactions using simple compounds, such as ammonia or hydrogen sulphide
- chromatograph — a piece of equipment that provides the outcome of a chromatographic test
- chromatophile — Also, chromophilic, chromophilous [kroh-mof-uh-luh s] /kroʊˈmɒf ə ləs/ (Show IPA), chromatophilic, chromatophilous. staining readily.
- chromatophore — a cell in the skin of frogs, chameleons, etc, in which pigment is concentrated or dispersed, causing the animal to change colour
- chromotherapy — the use of colour and light as a restorative therapy and to promote mental and physical well-being
- cinematograph — a combined camera, printer, and projector
- climatography — an account of a region's climate
- compass north — magnetic north, as indicated on a particular compass at a given moment.
- compsognathus — any bipedal carnivorous dinosaur of the genus Compsognathus, of late Jurassic age, having a slender body that reached a length of 30 inches (76 cm).
- copy the mail — letters, packages, etc., that are sent or delivered by means of the postal system: Storms delayed delivery of the mail.
- dephlegmation — the act of dephlegmating
- dermatography — a treatise or writing concerning the skin
- dermatophytes — Plural form of dermatophyte.
- diaphanometer — an instrument used to measure transparency, esp of the atmosphere
- emphysematous — (medicine) Related, similar to or involving emphysema; swollen, bloated.
- enantiomorphs — Plural form of enantiomorph.
- enantiomorphy — the state of being enantiomorphic
- encephalotomy — The dissection of the brain.
- endolymphatic — (anatomy) Pertaining to, or containing, endolymph.
- entomophagous — feeding mainly on insects; insectivorous
- epitheliomata — Plural form of epithelioma.
- ergatomorphic — pertaining to an ergatomorph
- ethnophaulism — An ethnic or racial slur, typically caricaturing some identifiable (often physical) feature of the group being derided. For example,
- gallop rhythm — an abnormal heart rhythm characterized by three clear sounds in each beat, resembling the sound of a horse's gallop.
- hampton roads — a channel in SE Virginia between the mouth of the James River and Chesapeake Bay: battle between the Monitor and the Virginia 1862.
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