What does the term 'Piyadassi' mean in the earliest inscriptions?

NCERT (2026-27): “7.3 Historical evidence from inscriptions … To find out how epigraphists and historians work, let us look at two Asokan inscriptions more closely. Note that the name of the ruler, Asoka, is not mentioned in the inscription (Source 10). What is used instead are titles adopted by the ruler – devanampiya, often translated as ‘beloved of the gods’ and piyadassi, or ‘pleasant to behold’. The name Asoka is mentioned in some other inscriptions, which also contain these titles. After examining all these inscriptions, and finding that they match in terms of content, style, language and palaeography, epigraphists have concluded that they were issued by the same ruler.…”