Entry 1 sense Webster, 1913 Alveoliform /(ăl*vē"ō̇*lĭ*fôrm)/ · Al·ve·o·li·form · IPA 01 a. Having the form of alveoli, or little sockets, cells, or cavities. 1. Having the form of alveoli, or little sockets, cells, or cavities.