indexical /ɪnˈdɛk.sɪ.kəl/adjective 2noun 1forms 3 adjective2 •Of, pertaining to, or like, an index; having the form of an index. •Having or imparting a meaning, or signifying a referent, that changes according to context. noun1 •An indexical term.So even with indexicals, there is a Sinn for every meaning. — 2007 formsindexicals · more indexical · most indexical