13-letter words containing d, s, i
- nondescriptly — in a nondescript manner
- nondiapausing — lacking a diapause
- nondiffusible — not diffusible
- nondigestible — Not digestible.
- nondisclosure — the act or an instance of disclosing; exposure; revelation.
- nondiscursive — passing aimlessly from one subject to another; digressive; rambling.
- nondispersive — not dispersive
- nondisposable — Not disposable.
- nondisruptive — causing, tending to cause, or caused by disruption; disrupting: the disruptive effect of their rioting.
- nondivisional — Not divisional.
- nonesterified — relating to a fatty acid that is not esterified with glycerol to make glyceride
- nonindigenous — Not indigenous; not native to an area.
- nonindustrial — of, pertaining to, of the nature of, or resulting from industry: industrial production; industrial waste.
- nonprescribed — Not prescribed.
- nonrestricted — confined; limited.
- nonsubsidized — not subsidized
- 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
- nubian desert — an arid region in the NE Sudan.
- nucleic acids — any of a group of long, linear macromolecules, either DNA or various types of RNA, that carry genetic information directing all cellular functions: composed of linked nucleotides.
- nucleocapsids — Plural form of nucleocapsid.
- nudist colony — a place where group of nudists live together separated from the rest of the community
- nudiustertian — (rare, obsolete) Of the day before yesterday.
- nunc dimittis — (italics) the canticle beginning with the words of Simeon, in Luke 2:29–32, “Lord, now lettest thou thy servant depart in peace.”.
- nurse-midwife — a nurse skilled in assisting women in the prenatal period and in childbirth, especially at home or in another nonhospital setting.
- occidentalism — Occidental character or characteristics.
- odontoblastic — Relating to odontoblasts.
- odontogenesis — the development of teeth.
- odontornithes — a proposed class of birds that possess teeth
- odoriferously — In an odoriferous manner.
- off soundings — in waters more than 100 fathoms in depth
- 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.
- officeholders — Plural form of officeholder.
- oil-based mud — Oil-based mud is a drilling fluid that is an emulsion containing oil as the base fluid.
- old ironsides — the U.S. frigate Constitution (used as a nickname).
- old ritualist — Raskolnik.
- old-fashioned — of a style or kind that is no longer in vogue: an old-fashioned bathing suit.
- oligopeptides — Plural form of oligopeptide.
- ombudsmanship — The position or office of an ombudsman.
- on one's mind — (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind.
- on the inside — in a position allowing access to secret information, special advantage or favor, etc.
- onus probandi — the burden of proof.
- open diapason — a full, rich outpouring of melodious sound.
- 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 sound — sound recorded on and subsequently played back from an optical or photographic soundtrack, as opposed to a magnetic soundtrack.
- orchidologist — someone who is knowledgeable in orchidology
- 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
- ordinary loss — An ordinary loss is a loss in the course of normal business.
- orsellic acid — an acid found in lichens
- orthodontists — Plural form of orthodontist.