| BLASTOPOR | • BLASTOPOR n. the opening of the archenteron in the gastrula that develops into the anus of some animals, also BLASTOPORE. |
| BOLOGRAPH | • BOLOGRAPH n. a record made by a bolometer, an instrument for measuring radiant energy. |
| BOOKPLATE | • bookplate n. A printed piece of paper pasted on one of the pages of a book, most often on the inside front cover… • bookplate v. (Transitive) To affix a bookplate to (a book). • BOOKPLATE n. a label usually pasted inside the cover of a book, bearing the owner's name or other distinguishing information. |
| HALOPHOBE | • halophobe n. (Biology) Any halophobic organism. • HALOPHOBE n. a plant that cannot survive in salty soil. |
| OPOBALSAM | • opobalsam n. (Medicine, obsolete) The aromatic resinous juice of Balsamodendron opobalsamum (balm of Gilead). • OPOBALSAM n. balm of Gilead, the resinous exudation of certain trees. |
| OPPOSABLE | • opposable adj. Susceptible to being opposed or resisted. • opposable adj. Capable of being placed opposite something else. • OPPOSABLE adj. that can be opposed. |
| OPPOSABLY | • opposably adv. In an opposable manner. • OPPOSABLE adv. that can be opposed. |
| PASODOBLE | • pasodoble n. Alternative form of paso doble (dance; music). • paso␣doble n. A fast Spanish ballroom dance in double time. • paso␣doble n. The music for such a dance, or for a march; used especially at bullfights. |
| PLAYBOOKS | • playbooks n. Plural of playbook. • PLAYBOOK n. a printed book of plays. |
| PROLABOUR | • PROLABOUR adj. favouring an organized labour movement, also PROLABOR. |
| PSALMBOOK | • psalmbook n. A book of psalms. • PSALMBOOK n. a book of psalms. |
| SCOOPABLE | • scoopable adj. That can be scooped. • SCOOPABLE adj. that can be scooped. |
| STOOPBALL | • stoopball n. (Games) A game played by bouncing a ball off a step or stoop. • stoop␣ball n. Alternative spelling of stoopball. • STOOPBALL n. a variation of baseball. |