2. (Geol.) Resulting from, or produced by, the action of fire; as, lavas and basalt are igneous rocks. [1913 Webster]
The Collaborative International Dictionary of English. 2000.
igneous — (adj.) 1660s, from L. igneus of fire, fiery, from ignis fire, from PIE *egni fire (Cf. Skt. agnih fire, sacrificial fire, O.C.S. ogni, Lith. ugnis fire ) … Etymology dictionary
igneous — ► ADJECTIVE Geology ▪ (of rock) having solidified from lava or magma. ORIGIN from Latin ignis fire … English terms dictionary
igneous — [ig′nē əs] adj. [L igneus < ignis, a fire < IE base * egnis > Sans agníḥ, fire, Lith ugnìs] 1. of, containing, or having the nature of, fire; fiery 2. produced by the action of fire; specif., formed by volcanic action or intense heat, as … English World dictionary
igneous — adjective a) Pertaining to, having the nature of fire; containing fire; resembling fire; as, an igneous appearance b) Resulting from, or produced by, the action of great heat; with rocks, it could also mean formed from lava/magma; as, granite and … Wiktionary
igneous — UK [ˈɪɡnɪəs] / US adjective science igneous rocks are formed from liquid rock from volcanos that becomes solid as it gets cold. Granite and basalt are igneous rocks … English dictionary
igneous — adjective Etymology: Latin igneus, from ignis fire; akin to Sanskrit agni fire Date: 1664 1. of, relating to, or resembling fire ; fiery 2. a. relating to, resulting from, or suggestive of the intrusion or extrusion of magma or volcanic activity… … New Collegiate Dictionary
igneous — a rock formed through the cooling of magma or lava. The slower the cooling, the larger the rock crystals and the harder the rock, although all igneous rocks are very hard … Geography glossary
igneous — adj. Igneous is used with these nouns: ↑rock … Collocations dictionary
igneous — ig|ne|ous [ˈıgniəs] adj technical [Date: 1600 1700; : Latin; Origin: igneus, from ignis; IGNITE] igneous rocks are formed from ↑lava (=hot liquid rock) … Dictionary of contemporary English
igneous — ig|ne|ous [ ıgniəs ] adjective TECHNICAL igneous rocks are formed from liquid rock … Usage of the words and phrases in modern English
