13-letter words containing o, b, t
- birthing pool — a large bath in which a woman can give birth
- birthing room — a section of a hospital or an outpatient facility set aside and equipped for childbirth and usually simulating a home environment in which family members or friends may be present during the delivery.
- bisectionally — from a bisectional point of view
- bishop violet — a reddish purple.
- bitch goddess — worldly or material success personified as a goddess, especially one requiring sacrifice and being essentially destructive: He went to New York to worship the bitch goddess.
- bitch session — a discussion in which people complain or gripe, usually about a shared experience: Their first date turned into a four-hour bitch session about their ex-spouses' lawyers.
- bite your lip — If you bite your lip, you try very hard not to show the anger or distress that you are feeling.
- bitonal image — (graphics) An image consisting only of a foreground colour and a background colour. Compare monochrome.
- bits and bobs — Bits and bobs are small objects or parts of something.
- bitter almond — a variety of almond whose bitter seeds yield hydrocyanic acid upon hydrolysis
- bitter orange — a globose, reddish-yellow, bitter or sweet, edible citrus fruit.
- bl lac object — an extremely compact violently variable form of active galaxy
- black country — a district in the English Midlands, around Birmingham: so called from the soot and grime produced by the many local industries.
- black section — (in Britain in the 1980s) an unofficial group within the Labour Party in any constituency that represented the interests of local Black people
- blamestorming — a discussion or meeting for the purpose of assigning blame.
- blanketflower — a hardy flowering plant, Gaillardia aristata, that grows in the US
- blarney stone — a stone in Blarney Castle, in the SW Republic of Ireland, said to endow whoever kisses it with the gift of the gab and skill in flattery
- blastogenesis — the theory that inherited characteristics are transmitted only by germ plasm
- blastomycosis — a fungal infection particularly affecting the lungs
- blepharoplast — a cylindrical cytoplasmic body in protozoa
- block capital — a sans-serif letter with lines of uniform weight.
- block letters — Block letters are the same as block capitals.
- blonde moment — a brief mental lapse, as of judgment or memory: I must be having a blonde moment.
- blood blister — a blister filled with blood
- blood brother — A man's blood brother is a man he has sworn to treat as a brother, often in a ceremony which involves mixing a small amount of their blood.
- blood product — a pharmaceutical product made from blood, such as Factor VIII
- blood-letting — Blood-letting is violence or killing between groups of people, especially between rival armies.
- blood-stained — stained with blood: a bloodstained knife.
- blot analysis — a technique for analysing biological molecules, such as proteins (Western blot analysis), DNA (Southern blot analysis), and RNA (Northern blot analysis), involving their separation by gel electrophoresis, transfer to a nitrocellulose sheet, and subsequent analysis by autoradiography
- blow a gasket — to burst out in anger
- blow the gaff — to divulge a secret
- blue asbestos — a common name for the mineral crocidolite, a variety of asbestos found in Africa and Australia
- board meeting — a meeting of the board of a company or other organization
- boat neckline — a wide, high neckline that follows the curve of the collarbone and ends in points on the shoulder seams.
- body snatcher — (formerly) a person who robbed graves and sold the corpses for dissection
- body stocking — A body stocking is a piece of clothing that covers the whole of someone's body and fits tightly. Body stockings are often worn by dancers.
- body-centered — (of a crystal structure) having lattice points at the centers of the unit cells.
- bohr magneton — a unit that is used to indicate the magnetic moment of the electron structure in an atom, equal to 9.27 × 10 −21 erg/gauss.
- boiling point — The boiling point of a liquid is the temperature at which it starts to change into steam or vapour. For example, the boiling point of water is 100° centigrade.
- boite de nuit — boîte.
- bollito misto — an Italian dish of mixed meats, as beef, chicken, sausage, and veal, simmered with vegetables and seasonings in broth.
- bolt up right — a movable bar or rod that when slid into a socket fastens a door, gate, etc.
- bolting cloth — a sturdy fabric, usually of fine silk or nylon mesh, used chiefly in serigraphy, embroidery, and as a foundation fabric for wigs.
- bombastically — (of speech, writing, etc.) high-sounding; high-flown; inflated; pretentious.
- bomber jacket — A bomber jacket is a short jacket which is gathered into a band at the waist or hips.
- bona vacantia — unclaimed goods
- bonanza state — a name for the state of Montana
- bonfire night — Bonfire Night is the popular name for Guy Fawkes Night.
- bonnet monkey — an Indian macaque, Macaca radiata, with a bonnet-like tuft of hair
- bonus eventus — the ancient Roman god of agricultural prosperity.