Of an object or image: that appears on or in a reflective surface; mirrored. Also figurative.

mirrored in the waves.

Of light: reflected. Also figurative. Now rare (chiefly poetic).

Of an object or image: reflected in a body of water.

That is reflected in, or as in, a mirror.

Of a sound, words, etc.: made to resound or re-echo. Also figurative. Cf. reverberate, adj. 2.