CASTOR-OIL
\kˈastəɹˈɔ͡ɪl], \kˈastəɹˈɔɪl], \k_ˈa_s_t_ə_ɹ_ˈɔɪ_l]\
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kas'tor-oil, n. a medicinal oil obtained from a tropical plant, the Ricinus communis. [Ety. dub.; prob. from castor or castoreum, the unctuous substance obtained from two pear-shaped glands in the beaver, formerly much used in midwifery.]
By Thomas Davidson
By Willam Alexander Newman Dorland
Word of the day
hydromorphic
- [Greek] Structurally adapted to an aquatic environment, as organs of water plants.