14-letter words containing i, s, o, p, e, r
- isentropically — in an isentropic manner
- jet propulsion — the propulsion of a body by its reaction to a force ejecting a gas or a liquid from it.
- kentish plover — Charadrius alexandrinus, a small wading bird belonging to the plover family, breeding in the tropics and subtropics; it is white and greyish-brown, with black legs and bill
- kleptoparasite — A bird, insect, or other animal that habitually robs animals of other species of food.
- laryngoscopies — Plural form of laryngoscopy.
- le misanthrope — a comedy (1666) by Molière.
- legislatorship — The office or position of a legislator.
- lepidopterists — Plural form of lepidopterist.
- lexicographers — Plural form of lexicographer.
- lexicographist — (chiefly, archaic) A student specialising in the discipline of lexicography; lexicographer.
- locking pliers — pliers whose jaws are connected at a sliding pivot, permitting them to be temporarily locked in a fixed position for ease in grasping and turning nuts.
- lopping shears — long-handled pruning shears.
- lugger topsail — a fore-and-aft topsail used above a lugsail.
- lz compression — Lempel-Ziv compression
- magnetospheric — Of, pertaining to, or happening within the magnetosphere.
- marsupial bone — epipubis.
- marsupial mole — a burrowing Australian marsupial of the genus Notoryctes, resembling a common mole in form and behavior.
- meadow parsnip — any North American plant belonging to the genus Thaspium, of the parsley family, having yellow or purple flowers.
- megasporangium — a sporangium containing megaspores.
- metamorphosing — to change the form or nature of; transform.
- metamorphosise — (UK, nonstandard) To metamorphose.
- metamorphosize — (US, nonstandard) To undergo the process of metamorphosis; to metamorphose.
- metaphosphoric — applied to an acid (HPO3) containing a molecule less of water than orthophosphoric acid
- microcephalous — Microcephalic.
- microcomputers — Plural form of microcomputer.
- microparasites — Plural form of microparasite.
- microprocessor — an integrated computer circuit that performs all the functions of a CPU.
- micropublisher — a publisher of material in microfilm
- microspherical — relating to or designating a microsphere
- microsporocyte — one of the mother cells that produce four microspores by meiosis.
- minor prophets — a subdivision of the books constituting the second main part of the Hebrew Bible which in Christian tradition are alone called the Prophets
- misappropriate — to put to a wrong use.
- misdescription — an incorrect or misleading description
- misimprovement — a flaw or shortcoming arising from an attempt to make better
- misperceptions — Plural form of misperception.
- misperformance — a musical, dramatic, or other entertainment presented before an audience.
- missing person — sb who has disappeared
- modern persian — the Persian language since the Middle Persian stage.
- modus operandi — mode of operating or working.
- monodispersive — Monodisperse.
- morphotonemics — the morphophonemics of tonal phenomena.
- mother shipton — a day-flying noctuid moth, Callistege mi, mottled brown in colour and named from a fancied resemblance between its darker marking and a haggish profile
- multi-personal — of, relating to, or coming as from a particular person; individual; private: a personal opinion.
- multiple store — chain store.
- multiprocessor — parallel processing
- musculophrenic — (anatomy) Pertaining to the muscles and the diaphragm.
- myrmecophilous — (biology) Adapted to thrive in the presence of ants.
- napier's bones — a form of multiplication table originally marked on sticks of bone or ivory that could be rearranged to carry out the operations of multiplication or division.
- national press — newspapers which concern national events of a country collectively
- nature worship — a system of religion based on the deification and worship of natural forces and phenomena.