n. A tuberous perennial Mexican plant (Polianthes tuberosa) having grasslike leaves and cultivated for its highly fragrant white flowers, which yield an essential oil formerly used in perfumery. [From New Latin tūberōsa, species name, from feminine of Latin tūberōsus, full of lumps, from tūber, lump; see TUBER.] |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
adj. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.
adj. 1. Producing or bearing tubers. 2. Being or resembling a tuber: a tuberous root. |
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2022 by HarperCollins Publishers. All rights reserved.