foliate (adj.) Look up foliate at Dictionary.com
1620s, from Latin foliatus "leaved, leafy," from folium (see folio).
foliate (v.) Look up foliate at Dictionary.com
1660s, "to apply silver leaf," from Latin foliatus "leaved, leafy," from folium (see folio). Meaning "to put forth leaves" is from 1775. Related: Foliated; foliating.