pendentive noun & adjective. [pɛn'dɛntɪv] E18.
[French pendentif, -ive (adjective), from Latin pendent-, -ens: see PENDENT adjective, -IVE.]
Architecture.
A. noun.
1. Each of the concave triangles formed by the intersection of a dome with its rectangular base (usu. formed from four supporting arches). E18.

2. = PENDANT noun 1. rare. M19.
b. adjective. Of or pertaining to pendentives; of the form of a pendentive; having pendentives. L18.

[TahlilGaran] English Dictionary ▲