- To mark or annotate with an obelus.
- To mark with an obelisk; condemn as spurious, doubtful, or objectionable, by appending an obelisk; hence, to censure. Also <internalXref urlencoded="obelise">obelise</internalXref>, and formerly <internalXref urlencoded="obolize">obolize</internalXref>.
- To designate with an obelus; to mark as doubtful or spirituous.
- to mark a written or printed passage with an <xref>obelus</xref>