12-letter words containing a, c, e, s, i, o
- metachronism — An error in chronological ordering in which a character or an event is placed at too late a time.
- metafictions — Plural form of metafiction.
- metagenomics — (genetics) The study of genomes recovered from environmental samples; especially the differentiation of genomes from multiple organisms or individuals, either in a symbiotic relationship, or at a crime scene.
- metapolitics — political theory: often used derogatorily
- microamperes — Plural form of microampere.
- microcapsule — a tiny capsule, 20–150 microns in diameter, used for slow-release application of drugs, pesticides, flavors, etc.
- microreaders — Plural form of microreader.
- misallocated — to allocate mistakenly or improperly: to misallocate resources.
- misallocates — Third-person singular simple present indicative form of misallocate.
- miscegenator — a person who advocates or engages in miscegenation
- misconjugate — Grammar. to inflect (a verb). to recite or display all or some subsets of the inflected forms of (a verb), in a fixed order: One conjugates the present tense of the verb “be” as “I am, you are, he is, we are, you are, they are.”.
- miscreations — Plural form of miscreation.
- miseducation — to educate improperly.
- misericordia — (legal, obsolete) An amercement.
- morris dance — a rural folk dance of north English origin, performed in costume traditionally by men who originally represented characters of the Robin Hood legend, especially in May Day festivities.
- mosaic image — the collective image produced by the ommatidia of a compound eye
- moustachioed — Alternative spelling of moustachio\u2019d.
- multicostate — having several costae or ribs
- museological — Pertaining to museology.
- mycoparasite — a parasitic fungus whose host is another fungus.
- natchitoches — a city in NW Louisiana.
- neoclassical — (sometimes initial capital letter) belonging or pertaining to a revival of classic styles or something that is held to resemble classic styles, as in art, literature, music, or architecture.
- neorealistic — Of or pertaining to neorealism.
- nepotistical — Nepotistic.
- nesosilicate — any silicate, as olivine, in which the SiO 4 tetrahedra are not interlinked.
- neuroplastic — Of or pertaining to neuroplasticity.
- nitroscanate — The ether analogue of amoscanate, used in veterinary medicine as an anthelmintic.
- no vacancies — No vacancies is used on a notice at a hotel or guest house when there are no rooms available to rent.
- noise factor — the ratio of the noise output of an ideal device to the noise output of the unit being tested.
- nonaesthetic — not aesthetic, not related to the appreciation of beauty
- noncausative — Not causative.
- noninsurance — the condition or state of not having insurance
- nonrealistic — interested in, concerned with, or based on what is real or practical: a realistic estimate of costs; a realistic planner.
- nonsectarian — not affiliated with or limited to a specific religious denomination.
- nonspherical — not spherical
- nonstrategic — pertaining to, characterized by, or of the nature of strategy: strategic movements.
- noticeboards — Plural form of noticeboard.
- nucleocapsid — the nucleic acid core and surrounding capsid of a virus; the basic viral structure.
- nucleosidase — any of the class of enzymes that catalyze the hydrolysis of nucleosides.
- nucleotidase — a biochemical catalyst that facilitates the process of hydrolyzing or splitting a nucleotide and turning it into a phosphate and a nucleoside
- obstetrician — a physician who specializes in obstetrics. Abbreviation: OB, ob.
- oceanologist — the practical application of oceanography.
- ochlocracies — Plural form of ochlocracy.
- octapeptides — Plural form of octapeptide.
- office space — part of a building for business use
- oligochaetes — Plural form of oligochaete.
- omnidistance — the distance between an omnirange station and a receiver.
- oral society — a society that has not developed literacy
- orange stick — a slender, rounded stick, originally of orangewood, having tapered ends and used in manicuring, especially to push back the cuticles or clean the fingernails.
- orchidaceous — belonging to the plant family Orchidaceae.