13-letter words containing i, d, o, c
- nonanoic acid — pelargonic acid.
- nonassociated — (of natural gas) not associated with a deposit of crude oil
- nonclassified — arranged or distributed in classes or according to class: We plan to review all the classified specimens in the laboratory.
- noncondensing — Not condensing; of a steam engine, discharging the steam from the cylinder at a pressure nearly equal to or above that of the atmosphere and not into a condenser.
- nonconducting — That does not conduct (electricity or heat).
- nonconduction — Failure to conduct (heat, electricity, etc.).
- nonconductive — having the property or capability of conducting.
- nonconfidence — a motion of parliament expressing a lack of confidence in the government
- noncorrodible — (of a metal) not capable of rusting, decaying, or eroding
- noncultivated — relating to natural resources that are not under institutional or managed cultivation
- nondecreasing — not decreasing.
- nondeductible — Not allowable as a deduction from income for the calculation of taxes.
- nondemocratic — pertaining to or of the nature of democracy or a democracy.
- nondescriptly — in a nondescript manner
- nondiplomatic — not diplomatic or related to diplomacy
- nondisclosure — the act or an instance of disclosing; exposure; revelation.
- nondiscursive — passing aimlessly from one subject to another; digressive; rambling.
- nonincidental — happening or likely to happen in an unplanned or subordinate conjunction with something else.
- nonindulgence — Lack of indulgence.
- nonmechanized — Unmechanized.
- nonperiodical — a magazine or other journal that is issued at regularly recurring intervals.
- nonprejudiced — Not prejudiced.
- nonprescribed — Not prescribed.
- nonproduction — Absence of production.
- nonproductive — not productive; unproductive.
- nonrestricted — confined; limited.
- noradrenergic — Having the quality of noradrenaline.
- nordic skiing — types of skiing in which the heel of the boot is not fixed to the ski, especially cross-country skiing and ski-jumping
- nucleocapsids — Plural form of nucleocapsid.
- nudist colony — a place where group of nudists live together separated from the rest of the community
- obiter dictum — an incidental or passing remark, opinion, etc.
- occidentalism — Occidental character or characteristics.
- occidentalize — to make Occidental.
- oceanic ridge — any section of the narrow, largely continuous range of submarine mountains that extends into all the major oceans and at which new oceanic lithosphere is created by the rise of magma from the earth's interior
- octanoic acid — caprylic acid.
- octodecillion — a cardinal number represented in the U.S. by 1 followed by 57 zeros, and in Great Britain by 1 followed by 108 zeros.
- odontoblastic — Relating to odontoblasts.
- office-holder — An office-holder is a person who has an important official position in an organization or government.
- officeholders — Plural form of officeholder.
- old icelandic — Old Norse as used in Iceland. Abbreviation: OIcel.
- on cloud nine — blissfully happy
- open sandwich — a sandwich served on only one slice of bread, without a covering slice.
- opsonic index — the ratio of the number of bacteria destroyed by phagocytes in the blood of a test patient to the number destroyed in the blood of a normal individual
- optical drive — optical disk drive
- optical sound — sound recorded on and subsequently played back from an optical or photographic soundtrack, as opposed to a magnetic soundtrack.
- optical wedge — a wedge-shaped filter whose transmittance decreases from one end to the other: used as an exposure control device in sensitometry.
- orchid family — the plant family Orchidaceae, characterized by terrestrial or epiphytic herbaceous plants having simple, parallel-veined, usually alternate leaves, complex and often large and showy flowers pollinated primarily by insects, and fruit in the form of a capsule containing numerous minute seeds, and including calypso, fringed orchis, lady's-slipper, pogonia, rattlesnake plantain, vanilla, as well as numerous tropical orchids such as those of the genera Cattleya, Cymbidium, Dendrobium, Phalaenopsis, and Vanda.
- orchidologist — someone who is knowledgeable in orchidology
- orchidomaniac — a person who is obsessed with or has a passion for orchids
- ordinal scale — a scale on which data is shown simply in order of magnitude since there is no standard of measurement of differences: for instance, a squash ladder is an ordinal scale since one can say only that one person is better than another, but not by how much