13-letter words containing t, o, y, i, s
- homosexuality — sexual desire or behavior directed toward a person or persons of one's own sex.
- 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.
- hospitability — The quality of being hospitable.
- hybridisation — Alternative form of hybridization.
- hydrarthrosis — a build-up of fluid or water in the cavity of a joint, esp the knee joint
- hydrokinetics — the branch of hydrodynamics that deals with the laws governing liquids or gases in motion.
- hydrostatical — Alternative form of hydrostatic.
- hydrosulphite — hyposulfite (def 1).
- hypercautious — Especially or unreasonably cautious.
- hypertrophies — Plural form of hypertrophy.
- hypochlorites — Plural form of hypochlorite.
- hypophosphite — a salt of hypophosphorous acid, as sodium hypophosphite, NaH 2 PO 2 .
- hyposecretion — a diminished secretion.
- hyposensitive — low or diminished sensitivity to stimulation.
- hyposensitize — to cause (a person) to become less sensitive to (a substance producing an allergic reaction); desensitize.
- hyposexuality — A significantly low level of sexuality.
- hypostatizing — Present participle of hypostatize.
- hypothesising — Present participle of hypothesise.
- hypothesizing — to form a hypothesis.
- hypotheticals — Plural form of hypothetical.
- hypsometrical — Of or pertaining to hypsometry.
- hysterotomies — Plural form of hysterotomy.
- hystricomorph — any rodent of the suborder Hystricomorpha, which includes porcupines, cavies, agoutis, and chinchillas
- i told you so — If someone disagrees with you or refuses to do what you suggest and you are eventually proved to be right, you can say 'I told you so'.
- ichthyologist — the branch of zoology dealing with fishes.
- ichthyopsidan — a member of the class Ichthyopsida
- ichthyosaurus — ichthyosaur.
- idiosyncratic — pertaining to the nature of idiosyncrasy, or something peculiar to an individual: The best minds are idiosyncratic and unpredictable as they follow the course of scientific discovery.
- ileocolostomy — the surgical formation of an artificial opening between the ileum and the colon.
- illustriously — highly distinguished; renowned; famous: an illustrious leader.
- impecuniosity — having little or no money; penniless; poor.
- impersonality — absence of human character or of the traits associated with the human character: He feared the impersonality of a mechanized world.
- impossibility — condition or quality of being impossible.
- improvisatory — of, relating to, or characteristic of an improvisation or improvisator.
- inconsciently — in an inconscient manner
- inconsistency — the quality or condition of being inconsistent.
- incontestably — incapable of being contested; not open to dispute; incontrovertible: incontestable proof.
- industriously — working energetically and devotedly; hard-working; diligent: an industrious person.
- infructuously — in an infructuous or unfruitful manner; fruitlessly
- inhospitality — lack of hospitality; inhospitable attitude toward or treatment of visitors, guests, etc.
- inobtrusively — in an unobtrusive manner
- insociability — the state or quality of being insociable
- insupportably — In an insupportable manner.
- intensionally — (philosophy) With respect to intension.
- intravenously — through or within a vein. Abbreviation: IV.
- investigatory — to examine, study, or inquire into systematically; search or examine into the particulars of; examine in detail.
- iridocyclitis — (medicine) A type of anterior uveitis.
- isle of youth — Isle of, an island in the Caribbean, a special municipality in S Cuba. 1182 sq. mi. (3060 sq. km).
- isobathytherm — a line on a chart or diagram of a body of water, connecting depths having the same temperature.
- isometrically — of, relating to, or having equality of measure.