13-letter words containing a, l, e, o, p, r
- hydrocephalic — of or relating to hydrocephalus.
- hydrocephalus — an accumulation of serous fluid within the cranium, especially in infancy, due to obstruction of the movement of cerebrospinal fluid, often causing great enlargement of the head; water on the brain.
- hydrosulphate — a salt formed by the direct union of sulfuric acid with an organic base, especially an alkaloid, and usually more soluble than the base.
- hyperboloidal — Having the shape or form of a hyperboloid.
- hypermorality — conformity to the rules of right conduct; moral or virtuous conduct.
- hyperpersonal — Very highly personal.
- hyperpolarize — to increase the difference in electric potential across (a cell membrane).
- hyperrational — characterized by excessive rationality
- hypsometrical — Of or pertaining to hypsometry.
- ideographical — Alternative form of ideographic.
- imperial moth — a yellow moth, Eacles imperialis, having a diagonal band of pinkish brown or purple: the hairy larvae feed on the leaves of hickory, oak, etc.
- impersonalise — to make impersonal: The dial system impersonalized the telephone.
- impersonalism — the practice of maintaining impersonal relations with individuals or groups.
- impersonality — absence of human character or of the traits associated with the human character: He feared the impersonality of a mechanized world.
- impersonalize — to make impersonal: The dial system impersonalized the telephone.
- imponderables — Plural form of imponderable.
- importunately — urgent or persistent in solicitation, sometimes annoyingly so.
- incorporeally — In an incorporeal manner.
- incorruptable — Misspelling of incorruptible.
- inoperational — Not operational.
- insupportable — not endurable; unbearable; insufferable: insupportable pain.
- interoperable — capable of being used or operated reciprocally: interoperable weapons systems.
- interoperably — capable of being used or operated reciprocally: interoperable weapons systems.
- interpersonal — of or pertaining to the relations between persons: He has strong interpersonal skills.
- interpetiolar — situated between petioles, or situated between the axis and a petiole
- interpolating — Present participle of interpolate.
- interpolation — extrapolation
- interpolative — to introduce (something additional or extraneous) between other things or parts; interject; interpose; intercalate.
- interproximal — situated toward the point of origin or attachment, as of a limb or bone. Compare distal (def 1).
- intertemporal — Describing any relationship between past, present and future events or conditions.
- intertropical — situated or occurring between the tropic of Cancer and the tropic of Capricorn; tropical.
- intrapersonal — existing or occurring within the self or within one's mind: People with high intrapersonal intelligence are aware of their strengths and weaknesses. Intrapersonal conflict can lead to emotional stress.
- intrapetiolar — located between the petiole and the stem
- isle of capri — Capri.
- jointer plane — a plane for truing the edges of boards, planing large surfaces, etc.
- kernel parlog — (language) A modeless intermediate language for Parlog compilation.
- kerosene lamp — light fuelled by paraffin
- lactoproteins — Plural form of lactoprotein.
- lake superior — Lake, a lake in the N central United States and S Canada: the northernmost of the Great Lakes; the largest body of fresh water in the world. 350 miles (564 km) long; 31,820 sq. mi. (82,415 sq. km); greatest depth, 1290 feet (393 meters); 602 feet (183 meters) above sea level.
- lake-superior — Lake, a lake in the N central United States and S Canada: the northernmost of the Great Lakes; the largest body of fresh water in the world. 350 miles (564 km) long; 31,820 sq. mi. (82,415 sq. km); greatest depth, 1290 feet (393 meters); 602 feet (183 meters) above sea level.
- landownership — an owner or proprietor of land.
- laparoscopies — Plural form of laparoscopy.
- laryngoscopes — Plural form of laryngoscope.
- laser pointer — a portable laser that emits monochromatic light over a long and narrow distance, used especially as a pointing device.
- latent period — Also, latency period. Pathology. the interval between exposure to a carcinogen, toxin, or disease-causing organism and development of a consequent disease.
- leaded petrol — petrol containing tetraethyl lead in order to improve combustion
- leap-frogging — a game in which players take turns in leaping over another player bent over from the waist.
- leapfrog test — a diagnostic technique using arithmetic or logical operations in a routine to manage the capacity of storage media, transfer data, and check the results.
- legal process — court procedure
- leopard shark — a small, inshore shark, Triakis semifasciata, having distinctive black markings across the back, inhabiting Pacific coastal waters from Oregon through California.