| ANGIOSTOMOUS | • ANGIOSTOMOUS adj. narrow-mouthed; with a mouth that is not distensible, also ANGIOSTOMATOUS. |
| AUTOROTATION | • autorotation n. (Aviation) The rotation of the blades of a helicopter driven solely by the action of ascending air. • AUTOROTATION n. the act of self-turning. |
| COEVOLUTIONS | • coevolutions n. Plural of coevolution. • co-evolutions n. Plural of co-evolution. • COEVOLUTION n. the parallel evolution of two kinds of organisms that are interdependent, like flowers and their pollinators, and where any change in one will result in an adaptive response in the other. |
| COLOURATIONS | • colourations n. Plural of colouration. • COLOURATION n. the act of colouring; the state of being coloured, also COLORATION. |
| COLOURPOINTS | • colourpoints n. Plural of colourpoint. • COLOURPOINT n. a breed of domestic cat, also COLORPOINT. |
| CONVOLUTIONS | • convolutions n. Plural of convolution. • CONVOLUTION n. a form or shape that is folded in curved or tortuous windings. |
| COPRODUCTION | • coproduction n. A production in which two or more people, groups or companies work together. • co-production n. Alternative form of coproduction. • COPRODUCTION n. a joint production. |
| ICONOLATROUS | • iconolatrous adj. Engaging in iconolatry; worshipping images. • ICONOLATROUS adj. worshipping images. |
| ISOSTEMONOUS | • isostemonous adj. (Botany) Having the same number of stamens as petals. • ISOSTEMONOUS adj. having as many stamens as petals. |
| LEONTOPODIUM | • Leontopodium prop.n. A taxonomic genus within the family Asteraceae – some of the daisies. • LEONTOPODIUM n. any plant of the Eurasian alpine genus Leontopodium, that includes edelweiss. |
| MICRODONTOUS | • MICRODONTOUS adj. having very small teeth, also MICRODONT. |
| MONOLOGUISTS | • monologuists n. Plural of monologuist. • MONOLOGUIST n. one who gives monologues, also MONOLOGIST. |
| MONOSTICHOUS | • monostichous adj. (Botany) Arranged in a single row on one side of an axis. • MONOSTICHOUS adj. in one line; in one row. |
| MONOTRICHOUS | • monotrichous adj. Having a single flagellum. • MONOTRICHOUS adj. of bacteria, having a single flagellum, also MONOTRICHIC. |
| NONSOLUTIONS | • nonsolutions n. Plural of nonsolution. • NONSOLUTION n. something that is not a solution. |
| OROROTUNDITY | • OROROTUNDITY n. the orotund mode of intonation, also OROTUNDITY. |
| ORTHOCOUSINS | • orthocousins n. Plural of orthocousin. • ORTHOCOUSINS n. the children of two brothers or two sisters. |
| POORMOUTHING | • poormouthing v. Present participle of poormouth. • POORMOUTH v. to complain about being poor. |
| PROLOCUTIONS | • prolocutions n. Plural of prolocution. • PROLOCUTION n. an introductory speech or saying. |