| ANTIPROTONS | • antiprotons n. Plural of antiproton. • ANTIPROTON n. the antiparticle of a proton.
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| APPERTINENT | • appertinent n. (Obsolete) That which belongs to something else; an appurtenant. • appertinent adj. Belonging; appertaining; appurtenant.
 • APPERTINENT adj. appertaining.
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| CONTRAPTION | • contraption n. A machine that is complicated and precarious. • contraption n. (Figuratively, derogatory or ironic) Any object.
 • CONTRAPTION n. a device, a gadget.
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| INTEMPERANT | • intemperant adj. (Obsolete) intemperate. • INTEMPERANT n. a person who is intemperate.
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| INTERPLANTS | • interplants v. Third-person singular simple present indicative form of interplant. • INTERPLANT v. to plant a crop between other plants.
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| PATTERNINGS | • patternings n. Plural of patterning. • PATTERNING n. the act of patterning.
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| PENETRATING | • penetrating adj. Able to pierce or penetrate. • penetrating adj. Demonstrating acute or keen understanding.
 • penetrating v. Present participle of penetrate.
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| PENETRATION | • penetration n. The act of penetrating something. • penetration n. Specifically, the insertion of the penis (or similar object) during sexual intercourse.
 • penetration n. The act of penetrating a given situation with the mind or faculties; perception, discernment.
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| PREATTUNING | • PREATTUNE v. to attune in advance. | 
| PROTONATING | • protonating v. Present participle of protonate. • PROTONATE v. to acquire an additional proton.
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| PROTONATION | • protonation n. (Chemistry) The addition of a proton (hydrogen ion) to an atom, molecule or ion, normally to generate a cation. • PROTONATION n. the acquisition of an additional proton.
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| STRAPONTINS | • STRAPONTIN n. (French) a folding seat in a theatre. | 
| TRAPNESTING | • trapnesting v. Present participle of trapnest. • trap␣nesting v. Present participle of trap nest.
 • TRAPNEST v. to determine the productivity of hens by a type of nest.
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| TREPANATION | • trepanation n. The practice of drilling a hole in the skull as a physical, mental, or spiritual treatment. • TREPANATION n. a surgical cutting open of the skull, also TREPHINATION.
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| UNIMPORTANT | • unimportant adj. Petty; not important or noteworthy. • UNIMPORTANT adj. not important.
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