zwie·back ['swē-,bak, 'swī-, 'zwē-, 'zwī-, -,bäk] -n

  1. a usu. sweetened bread enriched with eggs that is baked and then sliced and toasted until dry and crisp

Zwing·li·an ['zwiŋ-glē-ən, 'swiŋ-, -lē-; 'tsfiŋ-lē-] -adj, n

  1. of or relating to Ulrich Zwingli or his teachings and esp. his doctrine that Christ's presence in the Eucharist is not corporeal but symbolic

zwit·ter·ion ['tsvi-tər-,ī-,än also 'zwi-] -n, adj

  1. a dipolar ion