A layer of cells just below the upper surface of most leaves, consisting of cylindrical cells that contain many chloroplasts and stand at right angles to the leaf surface. It is the principal region of the leaf in which photosynthesis is carried out and lies above or to the outside of the spongy parenchyma. Also called palisade parenchyma. See more at photosynthesis.
noun, Botany. 1. the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis.
[pal-uh-seydz] /ˌpæl əˈseɪdz/ noun 1. the line of cliffs in NE New Jersey and SE New York extending along the W bank of the lower Hudson River. About 15 miles (24 km) long; 300–500 feet (91–152 meters) high. [pal-uh-seyd] /ˌpæl əˈseɪd/ noun 1. a fence of pales or stakes set firmly in the ground, as […]
noun 1. a borough in NE New Jersey.
[pal-uh-sey-doh] /ˌpæl əˈseɪ doʊ/ noun, plural palisadoes, verb (used with object), palisadoed, palisadoing. 1. (defs 1, 2, 4, 5).