thionic

[ thahy-on-ik ]
/ θaɪˈɒn ɪk /

adjective Chemistry.

of or relating to sulfur.

Origin of thionic

1875–80; < Greek theîon sulfur + -ic

British Dictionary definitions for thionic

thionic
/ (θaɪˈɒnɪk) /

adjective

of, relating to, or containing sulphur

Medical definitions for thionic

thionic
[ thī-ŏnĭk ]

adj.

Of, relating to, containing, or derived from sulfur.