13-letter words containing r, i, d, o
- nonauthorized — Not authorized.
- noncorrodible — (of a metal) not capable of rusting, decaying, or eroding
- nondecreasing — not decreasing.
- nondeliberate — not deliberate or intentional
- nondemocratic — pertaining to or of the nature of democracy or a democracy.
- nonderivative — Not derivative.
- nondescriptly — in a nondescript manner
- nondisclosure — the act or an instance of disclosing; exposure; revelation.
- nondiscursive — passing aimlessly from one subject to another; digressive; rambling.
- nondispersive — not dispersive
- nondisruptive — causing, tending to cause, or caused by disruption; disrupting: the disruptive effect of their rioting.
- nonesterified — relating to a fatty acid that is not esterified with glycerol to make glyceride
- nonhereditary — passing, or capable of passing, naturally from parent to offspring through the genes: Blue eyes are hereditary in our family. Compare congenital.
- nonindustrial — of, pertaining to, of the nature of, or resulting from industry: industrial production; industrial waste.
- nonintegrated — not integrated, lacking integration
- nonirradiated — not irradiated, not having undergone irradiation
- 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.
- noradrenaline — norepinephrine.
- 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
- norethindrone — an orally active progestin, C 2 0 H 2 6 O 2 , used as a progesterone, especially as an oral contraceptive in combination with an estrogen.
- north reading — a city in NE Massachusetts.
- obiter dictum — an incidental or passing remark, opinion, etc.
- 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
- odontornithes — a proposed class of birds that possess teeth
- odoriferously — In an odoriferous manner.
- off-side rule — A lexical convention due to Landin, allowing the scope of declarations in a program to be expressed by indentation. Any non-whitespace token to the left of the first such token on the previous line is taken to be the start of a new declaration. Used in, for example, Miranda and Haskell.
- office-holder — An office-holder is a person who has an important official position in an organization or government.
- officeholders — Plural form of officeholder.
- oil hardening — to quench (steel) in a bath of oil.
- old bulgarian — the Bulgarian language of the Middle Ages.
- old favourite — If you refer to something as an old favourite, you mean that it has been in existence for a long time and everyone knows it or likes it.
- old ironsides — the U.S. frigate Constitution (used as a nickname).
- old man river — a name for the Mississippi River
- old norwegian — the language of Norway as spoken and written from the middle of the 12th to the end of the 14th centuries.
- old ritualist — Raskolnik.
- olduvai gorge — a gorge in Tanzania in which is located a site containing Australopithecine and human skeletal and cultural remains.
- onus probandi — the burden of proof.
- open-timbered — constructed so that the timbers are exposed.
- optical drive — optical disk drive
- orbital index — the ratio of the maximum breadth to the maximum height of the orbital cavity multiplied by 100.
- 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
- order a drink — When a customer orders a drink, they ask for it to be brought to them.