| BIBLIOGRAPHER | • bibliographer n. A person who compiles bibliographies, or who studies bibliography. • BIBLIOGRAPHER n. an expert in bibliography.
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| BIOGEOGRAPHER | • biogeographer n. A person engaged in biogeography. • BIOGEOGRAPHER n. a practitioner of biogeography.
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| BREAKTHROUGHS | • breakthroughs n. Plural of breakthrough. • BREAKTHROUGH n. an offensive thrust that penetrates and carries beyond a defensive line in warfare.
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| BRONCHOGRAPHY | • bronchography n. Radiography of the bronchus, involving the use of contrast. • BRONCHOGRAPHY n. radiological examination of the trachea or bronchi.
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| DAUGHTERBOARD | • daughterboard n. (Computing, electronics) A circuit board that is an extension of a motherboard or other card. • DAUGHTERBOARD n. a small circuit board that can be attached to the motherboard of a computer.
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| DRAUGHTBOARDS | • draughtboards n. Plural of draughtboard. • DRAUGHTBOARD n. a board for the playing of draughts.
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| FINGERBREADTH | • fingerbreadth n. A (usually approximate and informal) unit of measurement based upon the radial width of the human finger. • FINGERBREADTH n. the breadth of a finger.
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| HEARTBREAKING | • heartbreaking adj. That causes great grief, anguish or distress. • heartbreaking n. The breaking of a heart; great grief, anguish or distress.
 • heart-breaking adj. (Idiomatic) That causes extreme sorrow or grief.
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| HEARTBURNINGS | • heartburnings n. Plural of heartburning. • HEARTBURNING n. intense or rancorous jealousy or resentment.
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| IAMBOGRAPHERS | • iambographers n. Plural of iambographer. • IAMBOGRAPHER n. one who writes in iambics.
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| MEGAHERBIVORE | • megaherbivore n. (Biology) Any very large herbivore, typically one weighing more than 1000 kg. • MEGAHERBIVORE n. a large plant-eater.
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| OVERBREATHING | • overbreathing v. Present participle of overbreathe. • overbreathing n. Hyperventilation.
 • overbreathing n. Excessive breathing.
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| SCHLUMBERGERA | • schlumbergera n. (Botany) Any member of the cactus genus Schlumbergera. • Schlumbergera prop.n. A taxonomic genus within the family Cactaceae – crab cactus, including the Christmas cactus or holiday cactus.
 • SCHLUMBERGERA n. Christmas cactus.
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| SNOBOGRAPHERS | • snobographers n. Plural of snobographer. • SNOBOGRAPHER n. one who engages in snobography, the description of snobs.
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| STRAIGHTBREDS | • straightbreds n. Plural of straightbred. • STRAIGHTBRED n. an animal produced by breeding a single breed, strain, or type.
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| SUBCHARTERING | • SUBCHARTER v. to rent a chartered vehicle. | 
| SUBPARAGRAPHS | • subparagraphs n. Plural of subparagraph. • sub-paragraphs n. Plural of sub-paragraph (alternative spelling of subparagraphs).
 • SUBPARAGRAPH n. a subdivision of a paragraph.
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| THOROUGHBRACE | • thoroughbrace n. (Dated) A leather strap supporting the body of a carriage, and attached to springs or serving as a spring itself. • THOROUGHBRACE n. any of several leather straps supporting the body of a carriage and serving as springs.
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| TURBOCHARGERS | • turbochargers n. Plural of turbocharger. • TURBOCHARGER n. a centrifugal blower driven by exhaust gas turbines and used to supercharge an engine.
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| TURBOCHARGING | • turbocharging v. Present participle of turbocharge. • TURBOCHARGING n. the act of fitting with a turbocharger.
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