Qui explique le sens de quelque chose.
ETYM Latin explanatorius.
Serving or intended to explain or make clear.
ETYM Cf. French explicatif.
Serving to unfold or explain; tending to lay open to the understanding; explanatory.
Serving to expound or set fourth; SYN. expositive.
1. Tending or designed to illustrate, exemplify, or elucidate.
2. Making illustrious.