beefwood: any of several Australian trees of the genus Casuarina yielding heavy hard red wood used in cabinetwork
casuarina: any of various trees and shrubs of the genus Casuarina having jointed stems and whorls of scalelike leaves; some yield heavy hardwood
floating-point notation: a radix numeration system in which the location of the decimal point is indicated by an exponent of the radix; in the floating-point representation system, 0.0012 is represented as 0.12-2 where -2 is the exponent