12-letter words that end in n
- holoplankton — plankton that spend their entire life cycle as free-swimming organisms (opposed to hemiplankton).
- home (in) on — to guide, or be guided as by radar, heat, etc., to (a destination or target)
- home mission — a religious mission operating within the country or territories of the supporting church.
- hominization — the evolution of the human traits that set the genus Homo apart from its primate ancestors.
- homologation — to approve; confirm or ratify.
- honest injun — honestly (used to emphasize the truth of a statement).
- hoover apron — a dresslike coverall for women that ties at the waist.
- hopping john — a dish of black-eyed peas, rice, bacon or ham, and red pepper or other seasoning: traditionally served on New Year's Day because of the superstition that black-eyed peas bring good luck for the New Year.
- hosepipe ban — a ban, due to water shortage, on using hosepipes to water the garden or wash cars
- hostess gown — a robe or housecoat worn by women for informal entertaining at home.
- house martin — a small European swallow, Delichon urbica, that builds its nest under the eaves of houses.
- house-broken — (of a pet) trained to avoid excreting inside the house or in improper places.
- humanisation — Alternative form of humanization.
- humanitarian — having concern for or helping to improve the welfare and happiness of people.
- humanization — to make humane, kind, or gentle.
- humification — the formation of humus.
- hunter green — a dark green color of yellowish cast.
- hunting horn — the earliest form of the modern horn, consisting of a conical tube coiled in a circle for carrying over the shoulder, and having a flaring bell and a trumpetlike mouthpiece.
- hupokeimenon — (philosophy) That which underlies, or lies beneath; substratum.
- hydrogen ion — ionized hydrogen of the form H + , found in aqueous solutions of all acids.
- hydroxyl ion — hydroxide ion
- hymenopteran — hymenopterous.
- hymenopteron — hymenopteran.
- hyperfiction — nonlinear fiction created in electronic hypertext form and containing multiple plot developments, endings, etc., that can be evoked interactively.
- hyperflexion — Anatomy. the act of bending a limb. the position that a limb assumes when it is bent.
- hypertension — Pathology. elevation of the blood pressure, especially the diastolic pressure. an arterial disease characterized by this condition.
- hypofunction — abnormally diminished function, especially of glands or other organs.
- hypokeimenon — Alternative spelling of hupokeimenon.
- hypophrygian — (in medieval church music) of or relating to the fourth of the eight scales
- hypoplastron — the third lateral plate in the plastron of turtles
- ian maclaren — James Dewey, born 1928, U.S. biologist: Nobel Prize in medicine 1962.
- idealisation — Alternative spelling of idealization.
- idealization — the act or process of idealizing something.
- illaqueation — the act of ensnaring
- illimitation — the state of being infinite
- illumination — an act or instance of illuminating.
- illustration — something that illustrates, as a picture in a book or magazine.
- immiseration — to make miserable.
- immoderation — lack of moderation.
- immunisation — (British, immunology) alternative spelling of immunization.
- immunization — the fact or process of becoming immune, as against a disease.
- immunoglobin — (immunology, protein) Any protein that functions as an antibody.
- imperception — lack of perception.
- imperfection — an imperfect detail; flaw: a law full of imperfections.
- implantation — the act of implanting.
- impregnation — to make pregnant; get with child or young.
- in isolation — If something is considered in isolation from other things that it is connected with, it is considered separately, and those other things are not considered.
- in its train — If something brings problems or difficulties in its train, the problems or difficulties occur as a natural or logical result of it.
- in operation — functioning, active
- in-migration — to move or settle into a different part of one's country or home territory.