12-letter words containing a, c, o, e, l, m
- pinealectomy — a surgical operation to remove the pineal gland
- placentiform — shaped like a placenta, with a flat rounded form
- pleiochasium — a flowering system in which several buds come out at the same time
- plumulaceous — having the texture of down.
- pneumococcal — a bacterium, Diplococcus pneumoniae, causing lobar pneumonia and associated with certain other diseases, as pericarditis and meningitis.
- pole compass — (formerly) a ship's compass elevated on a wooden pole to isolate it as much as possible from local magnetism.
- policymakers — a person responsible for making policy, especially in government.
- polycythemia — an abnormal increase in the number and concentration of circulating red blood corpuscles
- primulaceous — belonging to the plant family Primulaceae.
- problematics — problems or difficulties in a particular situation or subject
- pyrochemical — pertaining to or producing chemical change at high temperatures.
- reflectogram — an image of an under-drawing or image taken from beneath the surface of paint in a work of art
- roman a clef — a novel that represents historical events and characters under the guise of fiction.
- roman candle — a firework consisting of a tube that sends out a shower of sparks and a succession of balls of fire.
- schoolmaster — a man who presides over or teaches in a school.
- sectionalism — excessive regard for sectional or local interests; regional or local spirit, prejudice, etc.
- self-command — self-control.
- semicolonial — partly colonial
- semiofficial — having some degree of official authority.
- semiological — the study of signs and symbols; semiotics.
- semitropical — subtropical.
- serial comma — a comma used after the next-to-last item in a series of three or more items when the next-to-last and last items are separated by a conjunction. In the series A, B, C, or D, the comma after C is the series comma.
- slalom racer — someone who takes part in a slalom
- slot machine — a gambling machine operated by inserting coins into a slot and pulling a handle that activates a set of spinning symbols on wheels, the final alignment of which determines the payoff that is released into a receptacle at the bottom.
- smallclothes — men's close-fitting knee breeches of the 18th and 19th centuries
- smilacaceous — of, relating to, or belonging to the Smilacaceae, a temperate and tropical family of monocotyledonous flowering plants, most of which are climbing shrubs with prickly stems: includes smilax
- social media — websites and other online means of communication that are used by large groups of people to share information and to develop social and professional contacts: Many businesses are utilizing social media to generate sales.
- somatic cell — one of the cells that take part in the formation of the body, becoming differentiated into the various tissues, organs, etc.
- spermatocele — a swelling of the testicle
- storm cellar — a cellar or underground chamber for refuge during violent storms; cyclone cellar.
- submolecular — of or relating to or caused by molecules: molecular structure.
- trimolecular — pertaining to or having three molecules.
- uncommercial — not engaged in or involved with commerce or trade.
- uncomparable — capable of being compared; having features in common with something else to permit or suggest comparison: He considered the Roman and British empires to be comparable.
- uncomplacent — pleased, especially with oneself or one's merits, advantages, situation, etc., often without awareness of some potential danger or defect; self-satisfied: The voters are too complacent to change the government.
- uncomplicate — to make complex, intricate, involved, or difficult: His recovery from the operation was complicated by an allergic reaction.
- uncomposable — not fit for composition
- uncomputable — to determine by calculation; reckon; calculate: to compute the period of Jupiter's revolution.
- uneconomical — avoiding waste or extravagance; thrifty: an economical meal; an economical use of interior space.
- unimolecular — of or involving only one molecular entity
- unmethodical — characterized by lack of method or disorderliness
- unproclaimed — to announce or declare in an official or formal manner: to proclaim war.
- vocal memnon — one of the two seated figures of the Colossus of Memnon: so called because it once emitted sounds when struck by the rays of the rising sun.
- warm welcome — friendly or enthusiastic reception