(botany) the relatively large type of leaf produced by ferns and seed plants Compare microphyll
a type of leaf found in ferns and seed plants, with a large complex vascular system
A leaf with several or many large veins branching apart or running parallel and connected by a network of smaller veins. The fronds of ferns and the leaves of gymnosperms and angiosperms are megaphylls. Megaphylls are thought to have evolved from groups of branched stems that have become fused together. Also called macrophyll. Compare microphyll.
[meg-uh-pik-suh l, -sel] /ˈmɛg əˌpɪk səl, -sɛl/ noun, Computers, Television. 1. a unit equal to one million pixels, used to measure the resolution of a digital image: My camera has a resolution of 12 megapixels. /ˈmɛɡəˌpɪksəl/ noun 1. (computing) one million pixels: a term used to describe the degree of resolution supplied by digital cameras, […]
[meg-uh-pohd] /ˈmɛg əˌpoʊd/ noun 1. any of several large-footed, short-winged gallinaceous Australasian birds of the family Megapodiidae, typically building a compostlike mound of decaying vegetation as an incubator for their eggs. /ˈmɛɡəˌpəʊd/ noun 1. any ground-living gallinaceous bird of the family Megapodiidae, of Australia, New Guinea, and adjacent islands. Their eggs incubate in mounds of […]
[meg-uh-pleks] /ˈmɛg əˌplɛks/ noun 1. a large building containing many movie theaters, usually more than a dozen. /ˈmɛɡəˌplɛks/ noun 1.
[muh-gap-uh-lis] /məˈgæp ə lɪs/ noun 1. .