13-letter words containing y, o, u, c
- hypoeutectoid — (of steel) having less carbon than the 0.8 percent of eutectoid steel.
- hyposulphuric — relating to sulphur which is in a lower state of oxidation than it is in sulphuric compounds
- hyracotherium — eohippus.
- ichneumon fly — any of numerous wasplike insects of the family Ichneumonidae, the larvae of which are parasitic on caterpillars and immature stages of other insects.
- ichthyofaunal — relating to ichthyofauna
- ichthyosaurus — ichthyosaur.
- illocutionary — pertaining to a linguistic act performed by a speaker in producing an utterance, as suggesting, warning, promising, or requesting.
- impecuniosity — having little or no money; penniless; poor.
- impecuniously — In an impecunious manner.
- incongruently — not congruent.
- incongruously — out of keeping or place; inappropriate; unbecoming: an incongruous effect; incongruous behavior.
- incorruptibly — In an incorruptible manner.
- incredulously — not credulous; disinclined or indisposed to believe; skeptical.
- indolebutyric — as in indolebutyric acid, a synthetic plant growth regulator
- inductothermy — the production of fever by means of electromagnetic induction.
- infructuously — in an infructuous or unfruitful manner; fruitlessly
- injudiciously — not judicious; showing lack of judgment; unwise; imprudent; indiscreet: an injudicious decision.
- interlocutory — of the nature of, pertaining to, or occurring in conversation: interlocutory instruction.
- intraocularly — into or in the eye
- isochronously — In an isochronous manner.
- johnny canuck — a personification of Canada
- joint custody — custody, as of a child whose parents are separated, in which two or more people share responsibility.
- junction city — a city in NE Kansas.
- justificatory — serving to justify; providing justification.
- literacy hour — (in England and Wales) a daily reading and writing lesson that was introduced into the national primary school curriculum in 1998 to raise standards of literacy
- low frequency — any frequency between 30 and 300 kilohertz. Abbreviation: LF.
- lycanthropous — Lycanthropic.
- mango chutney — chutney which contains or is made from the fruit mango
- many-coloured — having many colours
- matriculatory — relating to matriculation
- mayor's court — a city court presided over by a mayor.
- microaneurysm — An extremely small aneurysm.
- microphyllous — having microphylls
- military coup — a coup organized and carried out by members of the armed forces
- mischievously — maliciously or playfully annoying.
- missouri city — a city in SE Texas.
- monodactylous — having only one digit or claw.
- multicategory — (mathematics) A generalization of the concept of category that allows morphisms of multiple arity.
- musicotherapy — the treatment of mental disorders with music
- mycetophagous — That feeds on fungi.
- mycobacterium — A bacterium of a group that includes the causative agents of leprosy and tuberculosis.
- necessitously — In a necessitous way.
- neuroatypical — Having an atypical neurological configuration.
- neurotoxicity — the degree to which a substance is poisonous to nerve tissue.
- non-customary — according to or depending on custom; usual; habitual.
- non-fiduciary — Law. a person to whom property or power is entrusted for the benefit of another.
- noncompulsory — Not compulsory.
- north country — the part of England north of the Humber estuary.
- norway spruce — a European spruce, Picea abies, having shiny, dark-green needles, grown as an ornamental.
- notary public — a public officer or other person authorized to authenticate contracts, acknowledge deeds, take affidavits, protest bills of exchange, take depositions, etc.