Defn: Attended with eruption or efflorescence, or producing it; as, an eruptive fever.

3. (Geol.)

Defn: Produced by eruption; as, eruptive rocks, such as the igneous or volcanic.

ERUPTIVE
E*rup"tive, n. (Geol.)

Defn: An eruptive rock.

ERYNGIUM
E*ryn"gi*um, n. Etym: [NL., fr. Gr. eryngion, erynge.] (Bot.)

Defn: A genus of umbelliferous plants somewhat like thistles in appearance. Eryngium maritimum, or sea holly, has been highly esteemed as an aphrodisiac, the roots being formerly candied.

ERYNGO
E*ryn"go, n. (Bot.)

Defn: A plant of the genus Eryngium.

ERYSIPELAS
Er`y*sip"e*las, n. Etym: [L., fr. Gr. Red, and Pell, n.] (Med.)