12-letter words containing d, h, o
- orthopteroid — (zoology) Any of the insects historically included in the order Orthoptera, including the cockroaches, earwigs, praying mantises, etc.
- orthovanadic — relating to orthovanadates
- otherworldly — of, relating to, or devoted to another world, as the world of imagination or the world to come.
- outlandishly — In an outlandish manner.
- outstretched — to stretch forth; extend: to outstretch one's hand in welcome.
- overachieved — Simple past tense and past participle of overachieve.
- overfinished — having an excessively polished finish
- overlordship — a person who is lord over another or over other lords: to obey the will of one's sovereign and overlord.
- overscutched — overworked; worn out
- overweighted — weighing too much or more than is considered normal, proper, etc.: overweight luggage; an overweight patient; two letters that may be overweight.
- overwithhold — to withhold too much.
- pachydermous — any of the thick-skinned, nonruminant ungulates, as the elephant, hippopotamus, and rhinoceros.
- paedomorphic — showing signs of paedomorphism
- paedophiliac — an adult who is sexually attracted to young children.
- parahydrogen — the form of molecular hydrogen in which the nuclei of the two hydrogen atoms contained in the molecule have spins in opposite directions.
- parasphenoid — a bone next to the sphenoid bone in the skull of some animals
- pedomorphism — a speeding up of the rate of development, resulting in an adult form that has the appearance of its larval or juvenile ancestor.
- pentahydroxy — (of a molecule) containing five hydroxyl groups.
- philodendron — a tropical American climbing plant belonging to the genus Philodendron, of the arum family, usually having smooth, shiny, evergreen leaves, often used as an ornamental houseplant.
- philomelides — a king of Lesbos who wrestled and killed every opponent until he himself was defeated by Odysseus.
- phosphamidon — a systemic and contact insecticide, C 1 0 H 1 9 ClNO 5 P, used against beetles, aphids, mites, and other crop pests.
- phosphatidic — of or relating to a phosphatide
- phosphatidyl — an atom or group of atoms containing one or more unpaired electrons derived from a phosphatide
- phospholipid — any of a group of fatty compounds, as lecithin, composed of phosphoric esters, and occurring in living cells.
- phosphoreted — phosphureted.
- phosphureted — combined with phosphorus, especially in its lowest valence state.
- photo spread — a picture spread. See under spread (def 33).
- photo-stated — a camera for making facsimile copies of documents, drawings, etc., in the form of paper negatives on which the positions of lines, objects, etc., in the originals are maintained.
- photocathode — a cathode, typically of a cesium or sodium compound, having the property of emitting electrons when activated by light or other radiation.
- photodynamic — the science dealing with light and its effects on living organisms.
- photoexcited — increased in energy due to photoexcitation
- photoinduced — induced by light.
- photooxidize — to undergo or cause to undergo photooxidation
- photoproduct — any product which is produced by a chemical reaction that uses light or other electromagnetic radiation to increase energy of particles
- phytonadione — vitamin K1.
- pidyon haben — the rite of relieving the first male child born to parents not descended from Aaron or Levi of certain religious obligations by redeeming him from a member of the priestly class, celebrated 30 days after the child's birth.
- pitched-roof — a roof sloping downward in two parts at an angle from a central ridge, so as to leave a gable at each end.
- place-holder — Mathematics, Logic. a symbol in an expression that may be replaced by the name of any element of the set.
- plagiohedral — (of a crystal) having faces arranged obliquely in a helix.
- pointed arch — an arch having a pointed apex.
- poland china — one of an American breed of black hogs having white markings.
- policyholder — the individual or firm in whose name an insurance policy is written; an insured.
- polyhedrosis — an often fatal disease of certain insect larvae or decapod crustaceans, caused by viruses containing DNA.
- polyphyodont — having many successive sets of teeth, as fishes and other lower vertebrates
- polysulphide — any sulphide of a metal containing divalent anions in which there are chains of sulphur atoms, as in the polysulphides of sodium, Na2S2, Na2S3, Na2S4, etc
- polythiazide — a substance, C 1 1 H 1 3 ClF 3 N 3 O 4 S 3 , used as a diuretic in the management of edema and hypertension.
- porthole die — a die having several openings for the extrusion of separate parts of an object later formed by the welding or fusing together of these parts.
- poster child — a child appearing on a poster for a charitable organization.
- postmidnight — the middle of the night; twelve o'clock at night.
- potting shed — A potting shed is a small building in a garden, in which you can keep things such as seeds or garden tools.