正 (Chiàⁿ)多面體 (to-biān-thé) (正多面體),也 (iā)號做 (hō-chò)Plato立體 (li̍p-thé),是 (sī)逐个 (ta̍k-ê)平面 (pêng-biān)攏 (lóng)是全等 (choân-téng)的 (ê)正多邊形 (to-pian-hêng)而且 (jî-chhiáⁿ)每一 (múi-chi̍t)个 (ê)頂點 (téng-tiám)所 (só͘)接 (chiap)的平面的數量 (sò͘-liōng)也攏平 (pêⁿ)濟 (chē)的突 (tu̍t)多面體。