(chemistry) A chemical compound composed of only two elements. / (chemistry) A compound composed of an element and a radical (a group of atoms that behave as one piece).

(astronomy) A stellar system in which two stars orbit around their center of mass; double star.

(physics) The energy needed to separate the constituent parts of an atom or nucleus; equivalent to the mass defect.

(arithmetic) arithmetic using binary numbers

Someone who binds. / Someone who binds books; a bookbinder. / A cover or holder for unbound papers, pages, etc.

(mathematics, computer science) A data structure in which each node has at most two children, each node but the root has one parent, and there are no cycles.

(programming) the association between a variable name (identifier) and its value.

A workshop or factory where books are bound.

true bindweed (Convolvulus). / false bindweed (Calystegia). / slender bindweed (Polymeria calycina). / black bindweed (Fallopia convolvulus). / bittersweet nightshade, blue bindweed (Solanum dulcamara).

(biology) The process whereby a cell divides asexually to produce two daughter cells.