ovolo
A classical convex moulding carved with an egg and dart ornament.
Decoration inside: six linked palmettes with 9 petals around a band of ovolos between incised lines, surrounded by 13 palmettes linked around a band of ovolos.
Where it comes from
From Italian ovolo, from Latin ōvum (“egg”). Doublet of ovule.
Adapted from the Wiktionary entry ovolo (CC BY-SA 4.0).