12-letter words containing o, p, h
- nontyphoidal — of, relating to, or resembling typhoid.
- norephedrine — The drug phenylpropanolamine.
- normal pitch — relative point, position, or degree: a high pitch of excitement.
- north platte — a river flowing from N Colorado through SE Wyoming and W Nebraska into the Platte. 618 miles (995 sq. km) long.
- northern spy — an American variety of red-striped apple that ripens in autumn or early winter.
- not much cop — If you say that something is not much cop, you mean that it is not very good, and is disappointing.
- np-hilarious — (humour) An algorithm whose complexity is a joke, either literally, as in BogoSort, or metaphorically.
- nucleophiles — Plural form of nucleophile.
- nucleophilic — of or relating to electron contribution in covalent bonding (opposed to electrophilic).
- nympholeptic — an ecstasy supposed by the ancients to be inspired by nymphs.
- nymphomaniac — a woman who has abnormally excessive and uncontrollable sexual desire.
- observership — someone or something that observes.
- oceanography — the branch of physical geography dealing with the ocean.
- ochlophobiac — a person who suffers from ochlophobia
- octastrophic — having or containing eight verses or strophes
- octyl phenol — a white to pink, water-insoluble, flaky substance having the formula C 1 4 H 2 2 O, used chiefly in the manufacture of commercial surface-active agents.
- odontography — a treatise regarding the teeth
- odontophobia — an unnatural dread or terror of teeth
- odontophoran — a member of the family Odontophora
- oesophagitis — Alternative spelling of esophagitis.
- off the pace — behind the leader; out of first place
- oligophagous — (especially of insects) eating only a few types of food.
- oligophrenia — less than normal mental development.
- oligophrenic — less than normal mental development.
- oligotrophic — (of a lake) characterized by a low accumulation of dissolved nutrient salts, supporting but a sparse growth of algae and other organisms, and having a high oxygen content owing to the low organic content.
- ombrophilous — (of plants) tolerant of wet conditions
- ombrophobous — (of plants) not able to tolerate wet conditions
- omphalomancy — Divination by means of a child's navel, to learn how many children the mother may have.
- omphaloscopy — Introversion.
- on shipboard — on board a ship
- on the cheap — costing very little; relatively low in price; inexpensive: a cheap dress.
- on the panel — receiving sickness benefit, esp from the government
- on the phone — having a telephone conversation
- on the prowl — to rove or go about stealthily, as in search of prey, something to steal, etc.
- on the ropes — a strong, thick line or cord, commonly one composed of twisted or braided strands of hemp, flax, or the like, or of wire or other material.
- on the stump — If politicians are on the stump, they are campaigning for an election.
- onion-shaped — bulb-shaped; shaped like an onion
- onychophagia — the practice of biting one's nails, especially when done habitually and as a symptom of emotional disturbance.
- onychophoran — any small, predatory, caterpillarlike animal of the phylum Onychophora, common in tropical forests, having stubby legs ending in pincers.
- oophorectomy — the operation of removing one or both ovaries; ovariectomy.
- open channel — An open channel is a type of flow in which one surface is free (= not restricted by anything).
- open slather — to spread or apply thickly: to slather butter on toast.
- open-hearted — unreserved, candid, or frank: open-hearted advice.
- open-mouthed — having the mouth open.
- operatorship — (in the oil and gas industries) the right to operate a well, field, or other oil source.
- ophiolatrous — of, relating to, or practising snake-worshipping
- ophiomorphic — snakelike in form, or resembling the form of a snake
- ophiophagous — eating snakes.
- ophiophilist — a person who loves snakes
- ophthalmitis — ophthalmia.