| BACKSTITCHES | • backstitches n. Plural of backstitch. • backstitches v. Third-person singular simple present indicative form of backstitch. • BACKSTITCH n. a stitch made by setting the needle back of the end of the last stitch, and bringing it out in front of the end. |
| BATHYSCAPHES | • bathyscaphes n. Plural of bathyscaphe. • BATHYSCAPHE n. a submersible observation chamber, also BATHYSCAPH. |
| BENTHOSCOPES | • BENTHOSCOPE n. a submersible sphere from which to study deep-sea life. |
| BIOETHICISTS | • bioethicists n. Plural of bioethicist. • BIOETHICIST n. a practitioner of bioethics, the study of the ethical problems produced by medical research etc. |
| BIOPHYSICIST | • biophysicist n. A biologist or physicist whose speciality is biophysics. • BIOPHYSICIST n. a practitioner of biophysics. |
| BITCHINESSES | • bitchinesses n. Plural of bitchiness. • BITCHINESS n. the state of being bitchy. |
| BLASTOCHYLES | • BLASTOCHYLE n. the fluid in a blastocoel. |
| BOTCHINESSES | • BOTCHINESS n. the state of being botchy, full of botches. |
| BRONCHITISES | • bronchitises n. Plural of bronchitis. • BRONCHITIS n. inflammation, acute or chronic, of the bronchial tubes or any part of them. |
| SCRATCHBACKS | • scratchbacks n. Plural of scratchback. • SCRATCHBACK n. a backscratcher. |
| SUBJECTSHIPS | • SUBJECTSHIP n. the state of being a subject. |
| SUPERBITCHES | • superbitches n. Plural of superbitch. • SUPERBITCH n. (offensive) a highly-placed aggressive female. |
| SWITCHBLADES | • switchblades n. Plural of switchblade. • switchblades v. Third-person singular simple present indicative form of switchblade. • switch-blades n. Plural of switch-blade. |
| SWITCHBOARDS | • switchboards n. Plural of switchboard. • SWITCHBOARD n. a board or frame bearing apparatus for making or breaking an electric current or circuit. |