| HEARTTHROBS | • heartthrobs n. Plural of heartthrob. • HEARTTHROB n. an object of affection. |
| RHABDOLITHS | • rhabdoliths n. Plural of rhabdolith. • RHABDOLITH n. a calcareous rod in some Protozoa. |
| BATHOCHROMES | • BATHOCHROME n. a shift to a longer wavelength in the absorption spectrum of a compound. |
| THARBOROUGHS | • THARBOROUGH n. (Shakespeare) a mispronunciation of thirdborough, also FARBOROUGH. |
| THOROUGHBASS | • thoroughbass n. (Music) Synonym of figured bass. • THOROUGHBASS n. esp. in baroque music, a bass part underlying a piece. |
| BREAKTHROUGHS | • breakthroughs n. Plural of breakthrough. • BREAKTHROUGH n. an offensive thrust that penetrates and carries beyond a defensive line in warfare. |
| OPISTHOBRANCH | • opisthobranch n. (Zoology) A gastropod with gills behind the heart, formerly thought to belong to a single group. • opisthobranch adj. (Of gills) Placed behind the heart. • opisthobranch adj. (Of a gastropod) Having gills placed behind the heart. |
| ARITHMOPHOBIAS | • ARITHMOPHOBIA n. a fear of numbers. |
| ERYTHROPHOBIAS | • ERYTHROPHOBIA n. an aversion to the color red; an extreme fear of blushing. |
| MOUTHBREATHERS | • mouthbreathers n. Plural of mouthbreather. • mouth-breathers n. Plural of mouth-breather an alternative spelling of mouth breather. • mouth␣breathers n. Plural of mouth breather. |
| OPISTHOBRANCHS | • opisthobranchs n. Plural of opisthobranch. • OPISTHOBRANCH n. a type of mollusc having gills, little or no shell, two pairs of tentacles. |
| ORNITHOPHOBIAS | • ORNITHOPHOBIA n. fear of birds. |
| THOROUGHBASSES | • thoroughbasses n. Plural of thoroughbass. • THOROUGHBASS n. esp. in baroque music, a bass part underlying a piece. |
| THOROUGHBRACES | • thoroughbraces n. Plural of thoroughbrace. • THOROUGHBRACE n. any of several leather straps supporting the body of a carriage and serving as springs. |
| THROMBOPHILIAS | • thrombophilias n. Plural of thrombophilia. • THROMBOPHILIA n. combined inflammation and thrombosis of a vein. |
| ANTHROPOPHOBIAS | • ANTHROPOPHOBIA n. fear of humans. |
| ANTHROPOPHOBICS | • anthropophobics n. Plural of anthropophobic. • ANTHROPOPHOBIC n. someone having a fear of humans. |
| BATRACHOPHOBIAS | • BATRACHOPHOBIA n. fear of frogs and toads. |
| BRACHISTOCHRONE | • brachistochrone n. (Mathematics) A cycloid; the curve of fastest descent between two points. • BRACHISTOCHRONE n. the curve along which a particle acted on by a force (e.g. gravity) will pass in the shortest time from one given point to another. |