a visual disorder in which the patient perceives a prolonged afterimage
palinopsia pal·i·nop·si·a (pāl’ə-nŏp’sē-ə)
Abnormally recurring visual imagery.
paliphrasia pal·i·phra·si·a (pāl’ə-frā’zē-ə, -zhə) n. Involuntary repetition of words or sentences in talking. Also called palilalia.
[pal-uh-seyd] /ˌpæl əˈseɪd/ noun 1. a fence of pales or stakes set firmly in the ground, as for enclosure or defense. 2. any of a number of pales or stakes pointed at the top and set firmly in the ground in a close row with others to form a defense. 3. Botany. . 4. palisades, […]
noun, Botany. 1. a columnar cell of palisade parenchyma. palisade cell (pāl’ĭ-sād’) One of the columnar cells of palisade layer.
- Palisade layer
palisade layer 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 […]