12-letter words containing o, r, c, i, n
- junior clerk — a clerk of low rank
- jurisconsult — Roman and Civil Law. a person authorized to give legal advice.
- jurisdiction — the right, power, or authority to administer justice by hearing and determining controversies.
- karyokinetic — Of or pertaining to karyokinesis.
- keratinocyte — An epidermal cell that produces keratin.
- king's color — a white ceremonial ensign with a royal cipher, flown on special occasions by the British Royal Navy.
- king's crown — a tropical American shrub, Justicia carnea, of the acanthus family, bearing clusters of tubular reddish flowers.
- kittikachorn — Thanom [thah-nom] /θɑˈnɒm/ (Show IPA), 1911–2004, Thai army officer and statesman: premier 1963–73.
- kitty-corner — diagonal.
- lachrymation — the secretion of tears, especially in abnormal abundance.
- lactoprotein — any protein existing in milk.
- lectionaries — Plural form of lectionary.
- leif ericson — Leif [leef;; Icelandic leyv] /lif;; Icelandic leɪv/ (Show IPA), flourished a.d. c1000, Norse mariner: according to Icelandic saga, discoverer of Vinland (son of Eric the Red).
- lesser ionic — Prosody. an Ionic foot, verse, or meter.
- lever-action — (of a rifle) having a lever action.
- lincoln park — a city in SE Michigan.
- lincolnshire — a county in E England. 2272 sq. mi. (5885 sq. km).
- line officer — a military or naval officer serving with combatant units or warships, as distinguished from a staff officer, supply officer, etc.
- linear logic — (theory) A logic invented by Girard in 1987 that can be used in proofs related to resource usage.
- loan officer — a bank employee who helps would-be borrowers get a loan
- locoregional — Restricted to a localized region of the body.
- logocentrism — a method of literary analysis in which words and language are regarded as a fundamental expression of external reality, excluding nonlinguistic factors such as historical context.
- loriciferans — Plural form of loriciferan.
- lounge chair — a chair designed for lounging, as an easy chair, chaise longue, or recliner.
- lovecraftian — referring to or reminiscent of the work of the American fantasy and horror fiction author H.P. Lovecraft (1870–1937)
- lower-income — earning less than average
- lubrications — Plural form of lubrication.
- lucubrations — Plural form of lucubration.
- lycanthropic — a delusion in which one imagines oneself to be a wolf or other wild animal.
- machairodont — having sabre-like teeth; sabre-toothed
- machine word — word (def 10).
- machine-word — a unit of language, consisting of one or more spoken sounds or their written representation, that functions as a principal carrier of meaning. Words are composed of one or more morphemes and are either the smallest units susceptible of independent use or consist of two or three such units combined under certain linking conditions, as with the loss of primary accent that distinguishes black·bird· from black· bird·. Words are usually separated by spaces in writing, and are distinguished phonologically, as by accent, in many languages.
- macroetching — to etch deeply into the surface of (a metal).
- macromineral — any mineral required in the diet in relatively large amounts, especially calcium, iron, magnesium, phosphorus, potassium, and zinc.
- marconi mast — an elaborately stayed mast.
- marconigraph — (dated) wireless telegraph.
- marine corps — a branch of the U.S. Armed Forces trained for land, sea, and air combat, typically for land combat in conjunction with an amphibious or airborne landing, and whose commandant is responsible to the secretary of the navy.
- markov chain — a Markov process restricted to discrete random events or to discontinuous time sequences.
- matriclinous — Having mostly maternally-inherited characteristics.
- matroclinous — inheritance in which the traits of the offspring are derived primarily from the maternal parent (opposed to patrocliny).
- mechatronics — The synergistic combination of mechanical engineering, electronic engineering and software engineering for the study of automata from an engineering perspective and the control of advanced hybrid systems.
- melanochroic — Melanochroid
- mesoamerican — Alternative form of Mesoamerican.
- metachronism — An error in chronological ordering in which a character or an event is placed at too late a time.
- metalorganic — (chemistry) organometallic.
- metronomical — a mechanical or electrical instrument that makes repeated clicking sounds at an adjustable pace, used for marking rhythm, especially in practicing music.
- michel baron — Michel [mee-shel] /miˈʃɛl/ (Show IPA), (Michel Boyron) 1653–1729, French actor.
- microanalyst — One who carries out microanalysis.
- microanatomy — the branch of anatomy dealing with microscopic structures (distinguished from gross anatomy).
- microbalance — a balance for weighing minute quantities of material.