13-letter words containing o, p, e, n, a, i
- 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
- isolated pawn — a pawn without pawns of the same colour on neighbouring files
- jasperization — The act or process of jasperizing.
- joint partner — a person who shares the ownership of a firm or business equally with another or others
- jointer plane — a plane for truing the edges of boards, planing large surfaces, etc.
- joseph stalin — Joseph V (Iosif Vissarionovich Dzhugashvili or Dzugashvili) 1879–1953, Soviet political leader: secretary general of the Communist Party 1922–53; premier of the U.S.S.R. 1941–53.
- jovian planet — any of the four large outer planets: Jupiter, Saturn, Uranus, and Neptune.
- judeo-spanish — Ladino (def 1).
- kinematograph — cinematograph.
- kleptomaniacs — Plural form of kleptomaniac.
- lactoproteins — Plural form of lactoprotein.
- landownership — an owner or proprietor of land.
- 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.
- leap-frogging — a game in which players take turns in leaping over another player bent over from the waist.
- lepidopterans — Plural form of lepidopteran.
- linkage group — a group of genes in a chromosome that tends to be inherited as a unit.
- locking plate — a narrow wheel geared to a striking train or other mechanism and having a notched rim engaging with another mechanism permitting it to rotate through a specific arc.
- longleaf pine — an American pine, Pinus palustris, valued as a source of turpentine and for its timber.
- magnetic pole — the region of a magnet toward which the lines of magnetic induction converge (south pole) or from which the lines of induction diverge (north pole)
- magnetooptics — the branch of physics that deals with magnetooptic phenomena.
- make position — the situation in which a short vowel may be regarded as long, that is, when it occurs before two or more consonants
- megalopolitan — of, relating to, or characteristic of a megalopolis.
- megasporangia — a sporangium containing megaspores.
- metropolitans — Plural form of metropolitan.
- mexican poppy — any tropical American poppy of the genus Argemone, especially A. mexicana (Mexican poppy) having prickly pods and leaves and yellow or white, poppylike flowers.
- micropayments — Plural form of micropayment.
- microperation — (processor) An elementary operation performed on data stored in registers or in memory. Microperations are classified as transfer, arithmetic, logic, or shift/rotate.
- mimeographing — Present participle of mimeograph.
- mindanao deep — an area in the Pacific Ocean W of the Philippines: one of deepest points in any ocean. 34,440 feet (10,497 meters).
- mine disposal — the removal, disarming, or destruction of explosive mines
- minor penalty — a penalty consisting of the removal of a player from play for two minutes, no substitute for the player being permitted.
- mispersuasion — a false or mistaken persuasion
- molding plane — a plane having a blade or a number of blades profiled to form moldings.
- monotherapies — Plural form of monotherapy.
- morning paper — a paper published the night before for distribution in the morning (as opposed to an evening paper)
- mountain pine — a European pine tree which grows on mountains
- mousetrapping — Present participle of mousetrap.
- name-dropping — the introduction into one's conversation, letters, etc., of the names of famous or important people as alleged friends or associates in order to impress others.
- nanocomposite — Denoting a composite material that has a grain size measured in nanometers.
- nanoparticles — Plural form of nanoparticle.
- necrophiliacs — Plural form of necrophiliac.