13-letter words containing r, h, i, n, o
- oil hardening — to quench (steel) in a bath of oil.
- on a par with — If you say that two people or things are on a par with each other, you mean that they are equally good or bad, or equally important.
- on the parish — receiving parochial relief
- onychorrhexis — (pathology) fingernail and toenail brittleness and breakage, such as may be due to excessive strong soap and water exposure, nail polish remover, hypothyroidism, anemia, anorexia nervosa or bulimia, or after oral retinoid therapy.
- opening hours — Opening hours are the times during which a shop, bank, library, or bar is open for business.
- opisthobranch — any gastropod mollusk of the order Opisthobranchia, as the sea slugs, sea butterflies, and sea hares, characterized by a vestigial or absent mantle and shell and two pairs of tentacles.
- oprahfication — the perceived increase in people’s desire to discuss their emotions or personal problems, attributed to the influence of confessional television programmes
- orchestrating — Present participle of orchestrate.
- orchestration — (uncountable) the arrangement of music for performance by an orchestra.
- orchidomaniac — a person who is obsessed with or has a passion for orchids
- ordzhonikidze — Also, Orjonikidze. former name of Vladikavkaz.
- organ whistle — a steam or air whistle in which the jet is forced up against the thin edge of a pipe closed at the top.
- organolithium — (organic chemistry) Describing any organic compound containing a carbon to lithium bond.
- ornithichnite — (paleontology) The footmark of a bird occurring in strata of stone.
- ornithischian — any herbivorous dinosaur of the order Ornithischia, having a pelvis resembling that of a bird. Compare saurischian.
- ornithologist — the branch of zoology that deals with birds.
- ornithomantic — relating to ornithomancy
- ornithophobia — Fear of birds.
- orthodiagonal — the axis in a crystal
- orthodontists — Plural form of orthodontist.
- orthogonalise — to make (vectors, functions, etc.) orthogonal.
- orthogonality — (mathematics, statistics) the property of being orthogonal.
- orthogonalize — to make (vectors, functions, etc.) orthogonal.
- orthopinakoid — a crystalline plane
- outstretching — Present participle of outstretch.
- over-shipment — an act or instance of shipping freight or cargo.
- overachieving — Present participle of overachieve.
- overbreathing — hyperventilation
- overhastiness — the condition of being overhasty
- overnight bag — a travel bag large enough to hold personal articles and clothing for an overnight trip.
- overnourished — to sustain with food or nutriment; supply with what is necessary for life, health, and growth.
- painted horse — paint (def 6).
- panharmonicon — a mechanical instrument that imitates orchestral sounds
- parthian shot — a sharp, telling remark, act, gesture, etc., made in departing.
- perchlorinate — to combine with the maximum proportion of chlorine.
- perichondrium — the membrane of fibrous connective tissue covering the surface of cartilages except at the joints.
- phallocentric — a doctrine or belief centered on the phallus, especially a belief in the superiority of the male sex.
- phenobarbital — a white, crystalline powder, C 1 2 H 1 2 N 2 O 3 , used as a sedative, a hypnotic, and as an antispasmodic in epilepsy.
- phenoxy resin — any of a class of resins derived from polyhydroxy ethers
- philanthropic — of, pertaining to, engaged in, or characterized by philanthropy; benevolent: a philanthropic foundation.
- photo-sharing — the publishing of digital photographs on the internet
- photofinisher — a person whose profession is photofinishing
- photographing — a picture produced by photography.
- photoreaction — a chemical reaction that involves or requires light.
- phrygian mode — an authentic church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E.
- phycoerythrin — a red protein pigment occurring in red algae.
- physharmonica — a keyboard musical instrument fitted with free reeds, and which is an early form of harmonium
- phytonutrient — phytochemical.
- phytosanitary — of or relating to the health of plants
- piano teacher — tutor of piano-playing