What does "recto" mean?

The front side of a flat object which is to be examined visually, as for reading, such as a sheet, leaf, coin or medal.

Recto

Common synonyms include: acknowledgment, acknowledgments, back, back matter, bastard title, bibliography.

/ˈɹɛk.toʊ/ noun

noun ·Uncommon ·Advanced level

Noun

1
The front side of a flat object which is to be examined visually, as for reading, such as a sheet, leaf, coin or medal.
2
right-hand page wordnet
3
The front side of a flat object which is to be examined visually, as for reading, such as a sheet, leaf, coin or medal.; The right-hand page of a book of a script which reads from left to right, usually having an odd page number.
4
A writ of right.

Borrowed from Latin rēctō foliō (“on the right leaf, on the right page”), the ablative case of the Latin rēctus (“right”). Compare versus (“turned”).