| ANOVULATIONS | • ANOVULATION n. a failure to produce eggs or to discharge them from an ovary. |
| 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. |
| CONVOLUTIONS | • convolutions n. Plural of convolution. • CONVOLUTION n. a form or shape that is folded in curved or tortuous windings. |
| EVOLUTIONARY | • evolutionary adj. Of or relating to the biological theory of evolution. • evolutionary adj. Having formal similarities to the biological theory of evolution. • EVOLUTIONARY adj. relating to evolution. |
| EVOLUTIONISM | • evolutionism n. (Countable) Any of several theories that explain the evolution of systems or organisms. • evolutionism n. (Uncountable) The belief in the universal presence of evolution. • evolutionism n. (Uncountable) The advocacy of Darwinian evolution by natural selection (Darwinism). |
| EVOLUTIONIST | • evolutionist n. A proponent or supporter of evolutionism. • EVOLUTIONIST n. one who believes in evolution. |
| INVOLUTIONAL | • involutional adj. Of or pertaining to involution. • involutional adj. Characterized by involution. • INVOLUTIONAL adj. relating to involution. |
| REVOLUTIONAL | • revolutional adj. (Rare, nonstandard) revolutionary. • REVOLUTIONAL adj. of or like revolution. |
| REVOLUTIONER | • revolutioner n. (Archaic) One who engages in bringing about a revolution; a revolutionary. • REVOLUTIONER n. (historical) a supporter of a revolution, esp. that of 1688. |
| VACUOLATIONS | • vacuolations n. Plural of vacuolation. • VACUOLATION n. the development or formation of vacuoles. |
| VOLUMINOSITY | • voluminosity n. Quality or degree of being voluminous. • VOLUMINOSITY n. the state of being voluminous. |
| VOLUNTOURISM | • voluntourism n. A type of tourism which combines traditional travel and tourism with volunteer work. Travelers are given… • VOLUNTOURISM n. tourism in which travellers do voluntary work to help communities or the environment in the places they are visiting. |
| VOLUNTOURIST | • voluntourist n. A tourist who takes part in voluntourism. |