large in amount or extent or degree; "it cost a considerable amount"; "a goodly amount"; "received a hefty bonus"; "a respectable sum"; "a tidy sum of money"; "a sizable fortune"
having a set of mutually perpendicular axes; meeting at right angles; "wind and sea may displace the ship's center of gravity along three orthogonal axes"; "a rectangular Cartesian coordinate system"
involving three parties or elements; "the triangular mother-father-child relationship"; "a trilateral agreement"; "a tripartite treaty"; "a tripartite division"; "a three-way playoff"
having three angles; forming or shaped like a triangle; "a triangular figure"; "a triangular pyrimid has a triangle for a base"
roundabout or ambiguous; "attacks from that source amounted to a backhanded compliment to his integrity"; "a backhanded and dishonest way of reaching his goal"