(geology) a hard layer of precipitated iron salts often found below the surface of sands and gravels
noun 1. . [as-pi-dis-truh] /ˌæs pɪˈdɪs trə/ noun 1. any of several plants belonging to the genus Aspidistra, of the lily family, native to eastern Asia, especially A. eliator, having large evergreen leaves often striped with white, and grown as a houseplant. /ˌæspɪˈdɪstrə/ noun 1. any Asian plant of the liliaceous genus Aspidistra, esp A. […]
[ahy-ern-puhm-per] /ˈaɪ ərnˌpʌm pər/ noun, Informal. 1. a person who pumps iron; weightlifter. noun A weightlifter (1972+) iron up verb phrase To put on tire chains (1940s+ Truckers)
noun 1. a compound of iron oxide and boiled linseed oil for caulking pipe joints.
noun 1. pyrite; fool’s gold. 2. . /ˈpaɪraɪts/ noun 1. another name for pyrite