steatite noun. ['stɪǝtʌɪt] M18.
[Latin from Greek steatitis, -itēs (sc. lithos stone) stone resembling tallow, from steat-, stear tallow: see -ITE¹.]
Mineralogy & Geology. A massive variety of talc, most commonly grey or greyish-green, with a soapy feel; a soft rock consisting largely of this; soapstone. Also steatite talc. Also called soap-rock, soapstone.

■ steatitic [-'tɪtɪk] adjective of, consisting of, containing, or resembling steatite L18.

[TahlilGaran] English Dictionary ▲