| arc | constructed with or in the form of an arch or arches |
|---|---|
| arc | (botany) of or relating to an archegonium |
| arc | (botany) of or relating to an archegonium |
| arc | a female sex organ occurring in mosses, ferns, and most gymnosperms |
| arc | central cavity of the gastrula |
| arc | considered ancient life forms that evolved separately from bacteria and blue-green algae |
| arc | related to or dealing with or devoted to archaeology |
| arc | related to or dealing with or devoted to archaeology |
| arc | a relic that has been excavated from the soil |
| arc | an anthropologist who studies prehistoric people and their culture |
| arc | the branch of anthropology that studies prehistoric people and their cultures |
| arc | extinct primitive toothed bird of the Upper Jurassic having a long feathered tail and hollow bones |