What is the origin of 'sleep tight'?
Read moreOne of the mysteries of the English language finally explained.
One of the two major divisions of plants, consisting of those having easily visible reproductive structures (flowers or cones) and comprising the angiosperms and the gymnosperms; (also phanerogamia) plants belonging to this division, phanerogams, spermatophytes.
Early 19th century. From scientific Latin Phanerogamia from phanerogamus + -ia, after Cryptogamia.