10-letter words containing a, l, t, o
- blackstone — Sir William. 1723–80, English jurist noted particularly for his Commentaries on the Laws of England (1765–69), which had a profound influence on jurisprudence in the US
- blackthorn — a thorny Eurasian rosaceous shrub, Prunus spinosa, with black twigs, white flowers, and small sour plumlike fruits
- blamestorm — (of colleagues in a business, government, etc) to meet in order to apportion blame for an error or failure
- blastocoel — the cavity within a blastula
- blastocyst — the blastula of mammals: a sphere of cells (trophoblast) enclosing an inner mass of cells and a fluid-filled cavity (blastocoel)
- blastoderm — the layer of cells that surrounds the blastocoel of a blastula
- blastodisc — the blastula that forms as a flattened sphere on top of the yolk in the yolk-laden eggs of birds and reptiles.
- blastodisk — germinal disk
- blastomere — any of the cells formed by cleavage of a fertilized egg
- blastopore — the opening of the archenteron in the gastrula that develops into the anus of some animals
- block mast — a short mast from the head of which a lateen yard is suspended.
- bloggerati — those considered to be important or influential in the world of blogging
- blogstream — the publication on the internet of content from weblogs rather than from mainstream media sources
- blood bath — a killing of many people; massacre
- blood heat — Blood heat is a temperature of 37°C, which is about the same as the normal temperature of the human body.
- bloodstain — A bloodstain is a mark on a surface caused by blood.
- bloviation — a lengthy but insubstantial speech
- bluethroat — a small brownish European songbird, Cyanosylvia svecica, related to the thrushes, the male of which has a blue throat: family Muscicapidae
- boastfully — given to or characterized by boasting.
- boat drill — practice in launching the lifeboats and taking off the passengers and crew of a ship
- bobble hat — A bobble hat is a woollen hat with a bobble on it.
- bollandist — any of the editors of the Acta Sanctorum.
- bomb blast — the impact caused by a bomb
- bootloader — a bootstrap loader
- booty call — a meeting arranged for the purpose of having sex
- botryoidal — (of minerals, parts of plants, etc) shaped like a bunch of grapes
- bottle cap — a device for closing or sealing a bottle, especially a metal cover with a cork gasket fitting tightly over the mouth of a glass or plastic bottle, held in place by crimping the edge of the cap over the lip or flange of the bottle.
- bottlehead — bottlenose (def 2).
- bottomland — a lowland alluvial area near a river
- boucicault — Dion (ˈdaɪɒn), real name Dionysius Lardner Boursiquot. 1822–90, Irish dramatist and actor. His plays include London Assurance (1841), The Octoroon (1859), and The Shaughran (1874)
- bowler hat — A bowler hat is a round, hard, black hat with a narrow brim which is worn by men, especially British businessmen. Bowler hats are no longer very common.
- box staple — a socket for holding the end of a lock bolt when the door is closed.
- breastplow — a cultivator moved forward by a person pressing the chest against a crossbar.
- broadcloth — fabric woven on a wide loom
- brocatelle — a heavy brocade with the design in deep relief, used chiefly in upholstery
- bull float — a machine for giving the final surfacing to an area of concrete, as on a road.
- buttonball — a North American plane tree, Platanus occidentalis
- butylation — the introduction of butyl into a compound
- cablephoto — a photographic image transmitted via cable, especially for use by newspapers or in police work.
- cabriolets — Plural form of cabriolet.
- cacodylate — a salt of cacodylic acid.
- cacomistle — a catlike omnivorous mammal, Bassariscus astutus, of S North America, related to but smaller than the raccoons: family Procyonidae, order Carnivora (carnivores). It has yellowish-grey fur and a long bushy tail banded in black and white
- cagliostro — Count Alessandro di (alesˈsandro di), original name Giuseppe Balsamo. 1743–95, Italian adventurer and magician, who was imprisoned for life by the Inquisition for his association with freemasonry
- cajolement — The act of cajoling or the state of being cajoled.
- calamitous — If you describe an event or situation as calamitous, you mean it is very unfortunate or serious.
- calceolate — shaped like a slipper, as the large, middle petal of an orchid
- calcitonin — a hormone secreted by the thyroid that inhibits the release of calcium from the skeleton and prevents a build-up of calcium in the blood
- calcitriol — Biochemistry. a vitamin D compound, C 27 H 44 O 3 , occurring in humans as a hormone derived from cholesterol, that acts in the regulation and absorption of calcium.
- calculator — A calculator is a small electronic device that you use for making mathematical calculations.
- calefactor — a heater