marcidare Save DMLBS Du Cange marcidare [LL] 1 to wither, waste. flactere, marcere, marcescere ‥ ~are CathA. 2 (trans) to cause to wither. Tempe / altera, quam nec hiemps nec fervor marcidat, Hibla Hanv. I 126. MARCIDARE, Turpare, dissipare, in Gloss. Arabico Latinis.