13-letter words containing t, o, y, e
- number theory — the study of integers and their relation to one another.
- nylon letdown — evacuation from an aircraft by means of a parachute.
- objectionably — causing or tending to cause an objection, disapproval, or protest.
- objurgatively — In an objurgative or reproving manner.
- observability — capable of being or liable to be observed; noticeable; visible; discernible: an observable change in attitude.
- obsolescently — In an obsolescent manner.
- obstetrically — (medicine) In terms of obstetrics.
- obstructively — In an obstructive manner.
- octocentenary — pertaining to 800 or a period of 800 years; marking the completion of 800 years.
- octosyllables — Plural form of octosyllable.
- offertory box — the box or container where worshippers' put their offerings (usually money)
- omnipresently — In an omnipresent manner.
- on a suddenty — suddenly, unexpectedly
- on your terms — If you do something on your terms, you do it under conditions that you decide because you are in a position of power.
- only-begotten — (of a child) being the only offspring of its father
- open registry — ship registration under a national flag available to all ships regardless of nationality.
- openheartedly — Alt form open-heartedly.
- openmouthedly — in a manner filled with amazement and wonder
- operationally — able to function or be used; functional: How soon will the new factory be operational?
- opinionatedly — In an opinionated manner.
- oregon myrtle — California laurel
- organotherapy — the branch of therapeutics that deals with the use of remedies prepared from the organs of animals, as from the thyroid gland, the pancreas, or the suprarenal bodies.
- originatively — in an originative manner
- ornamentality — used or grown for ornament: ornamental plants.
- orthoepically — In terms of correct pronunciation.
- orthohydrogen — the form of molecular hydrogen in which the nuclei of the two hydrogen atoms contained in the molecule have spins in the same direction.
- orthopyroxene — a member of the pyroxene group of minerals having an orthorhombic crystal structure, such as enstatite and hypersthene
- ostensibility — The quality of being ostensible.
- osteomyelitis — an inflammation of the bone and bone marrow, usually caused by bacterial infection.
- osteophytosis — Lb medicine The presence of osteophytes.
- out one's way — in, to, or near one's neighborhood
- over-analytic — pertaining to or proceeding by analysis (opposed to synthetic).
- over-identify — to recognize or establish as being a particular person or thing; verify the identity of: to identify handwriting; to identify the bearer of a check.
- overcredulity — Excessive credulity.
- overdiversity — excessive diversity
- overingenuity — the state of being ingenious to a fault
- overintensity — the state of being too intense
- overstability — the state of being excessively stable
- owl butterfly — any of several South American nymphalid butterflies of the genus Caligo, especially C. eurylochus, having a spot like an owl's eye on each hind wing.
- oxford theory — the theory attributing the authorship of Shakespeare's plays to Edward de Vere, Earl of Oxford, 1550–1604.
- oxygen effect — the increased sensitivity to radiation of living organisms, tissues, etc, when they are exposed in the presence of oxygen
- oxymetazoline — a sympathomimetic drug, C 1 6 H 2 4 N 2 O, used as a topical, long-lasting nasal decongestant.
- oystercatcher — any of several long-billed wading birds of the genus Haematopus that have chiefly black-and-white plumage and that feed on oysters, clams, mussels, etc.
- palaeocrystic — consisting of former glacial formation
- palaeontology — Palaeontology is the study of fossils as a guide to the history of life on Earth.
- paleethnology — (formerly) the branch of ethnology concerned with the earliest or most primitive human societies.
- pancreatotomy — incision of the pancreas.
- parasyntheton — a word formed by parasynthesis; for example, kind-hearted
- parthenocarpy — the production of fruit without fertilization of an egg in the ovary.
- party-colored — having different colors in different areas or patches; variegated: a parti-colored dress.