| COURSEBOOKS | • coursebooks n. Plural of coursebook. • COURSEBOOK n. a book used on an educational course. |
| ENDOSPOROUS | • endosporous adj. (Botany) Having the spores contained in a case; applied to fungi. • ENDOSPOROUS adj. of or like an endospore. |
| HOMOSPOROUS | • homosporous adj. (Botany) producing spores of the same size and type. • HOMOSPOROUS adj. producing only one size or kind of spore, as opposed to heterosporous. |
| HORRISONOUS | • horrisonous adj. (Obsolete) Sounding dreadfully; uttering a terrible sound. • HORRISONOUS adj. (archaic) dreadful-sounding, also HORRISONANT. |
| IMPOSTOROUS | • IMPOSTOROUS adj. relating to imposture, also IMPOSTUROUS. |
| ISOCHRONOUS | • isochronous adj. Happening at regular intervals; isochronal. • isochronous adj. Happening at the same time; simultaneous. • isochronous adj. (Computing) Of or pertaining to the use of clocks derived from the same clock reference. |
| ISOMORPHOUS | • isomorphous adj. Of, relating to, or exhibiting isomorphism. • ISOMORPHOUS adj. similar in form. |
| JOCOSERIOUS | • jocoserious adj. Simultaneously jocular and serious; mixing mirth with serious matters. • joco-serious adj. Alternative form of jocoserious. • JOCOSERIOUS adj. combining serious and humorous matters. |
| ODOROUSNESS | • odorousness n. The quality of being odorous. • ODOROUSNESS n. the state of being odorous. |
| OSTRACODOUS | • OSTRACODOUS adj. like an ostracod. |
| OUROBOROSES | • ouroboroses n. Plural of ouroboros. • OUROBOROS n. (Greek) a snake eating its own tail, symbolizing totality or completion, also UROBOROS. |
| OUROSCOPIES | • OUROSCOPY n. the diagnosis of diseases by inspection of urine, also UROSCOPY. |
| PHOSPHOROUS | • phosphorous adj. (Chemistry) Of or pertaining to phosphorus. • phosphorous adj. Resembling phosphorus. • phosphorous adj. (Chemistry) Of relating to or containing trivalent phosphorus. |
| SAUROPODOUS | • sauropodous adj. Relating to or characteristic of sauropod dinosaurs. • SAUROPODOUS adj. like a sauropod. |
| SOUNDPROOFS | • soundproofs v. Third-person singular simple present indicative form of soundproof. • SOUNDPROOF v. to insulate so as to obstruct the passage of sound. |
| SOURCEBOOKS | • sourcebooks n. Plural of sourcebook. • SOURCEBOOK n. a book of original documents for (esp. historic) study. |
| SPOROGENOUS | • sporogenous adj. Relating to sporogenesis. • SPOROGENOUS adj. of tissue or cells in which the spores are formed. |
| WOODGROUSES | • woodgrouses n. Plural of woodgrouse. • wood␣grouses n. Plural of wood grouse. • WOODGROUSE n. a kind of bird, the capercailzie. |