13-letter words containing no
- general synod — the governing body, under Parliament, of the Church of England, made up of the bishops and elected clerical and lay representatives
- genotypically — With reference to a genotype.
- geo-economics — the study or application of the influence of geography on domestic and international economics.
- geochronology — the chronology of the earth, as based on both absolute and relative methods of age determination.
- geotechnology — the application of science and technology in order to utilize the earth's natural resources
- ghiordes knot — a hand-tied knot, used in rug weaving, in which the parallel ends of looped yarn alternate with two threads of warp, producing an uneven pile effect.
- giulio romano — (Giulio Pippi de' Giannuzzi) 1492?–1546, Italian painter and architect.
- glutinousness — The quality of being glutinous.
- gonochoristic — Of or pertaining to gonochorism.
- grand guignol — a short drama stressing horror and sensationalism.
- granodioritic — relating to granodiorite
- granular snow — a rare form of opaque precipitation consisting of very tiny ice crystals
- graphic novel — a novel in the form of comic strips.
- gymnospermous — of or relating to a gymnosperm; having exposed or naked seeds.
- gynodioecious — having female flowers on one plant and hermaphrodite flowers on another plant of the same species.
- gynomonoecism — the condition of having female flowers and also flowers that have a pistil and stamen on the same plant
- haematogenous — producing blood
- hallucinogens — Plural form of hallucinogen.
- hemiterpenoid — (chemistry) a terpenoid having a C5 skeleton.
- heptadecanoic — as in heptadecanoic acid, a saturated fatty acid, aka margaric acid
- hexanoic acid — caproic acid.
- hiberno-saxon — having the characteristics of both the Irish and English; Anglo-Irish.
- hognose snake — any harmless North American snake of the genus Heterodon, the several species having an upturned snout and noted for flattening the head or playing dead when disturbed.
- honor killing — the killing of a relative, especially a female relative, as retribution for the perceived dishonoring of the family, as dictated or sanctioned by some cultures and religions.
- honor society — (in a college, university, or secondary school) a student society that admits members on the basis of academic merit and, sometimes, worthwhile contributions in extracurricular activities.
- honorableness — The property of being honorable.
- honore morrow — Honoré Willsie [on-uh-rey wil-see,, on-uh-rey] /ˈɒn əˌreɪ ˈwɪl si,, ˌɒn əˈreɪ/ (Show IPA), 1880–1940, U.S. novelist.
- honorifically — In a honorific manner.
- honoris causa — for the sake of honour
- honors course — a course in a university or college consisting largely of independent research terminating in a dissertation or a comprehensive examination, and earning for the student who passes it a degree with distinction.
- honors of war — special privileges granted to a defeated army, as that of continuing to bear arms
- honour bright — an exclamation pledging honour
- honour school — (at Oxford University) one of the courses of study leading to an honours degree
- honourability — A state or condition or being honourable.
- hymenopterans — Plural form of hymenopteran.
- hymenopterous — belonging or pertaining to the Hymenoptera, an order of insects having, when winged, four membranous wings, and comprising the wasps, bees, ants, ichneumon flies, and sawflies.
- hymenorrhaphy — (medicine) Reconstructive surgery in which a woman's hymen is restored to the unbroken condition ordinarily characteristic of virginity.
- hyperadenosis — abnormal enlargement of the glands, especially of the lymph nodes.
- hypercyanotic — blueness or lividness of the skin, as from imperfectly oxygenated blood.
- hypnoanalysis — a method of psychoanalysis in which a patient is put into hypnosis in an attempt to secure analytic data, free associations, and early emotional reactions.
- hypnobirthing — the use of hypnotic techniques during labour by an expectant mother to reduce the pain and emotional stress of delivery
- iconographies — Plural form of iconography.
- ignominiously — marked by or attended with ignominy; discreditable; humiliating: an ignominious retreat.
- ill-nourished — underfed or inadequately fed
- illuminometer — an instrument for measuring illumination.
- immunobiology — the study of the immune response and the biological aspects of immunity to disease.
- immunochemist — A chemist whose speciality is immunochemistry.
- immunogenesis — the production of an immune response
- immunological — (immunology) Of, or relating to immunology.
- immunosorbent — an insoluble surface to which a specific antibody is attached for the purpose of removing the corresponding antigen from a solution or suspension.