A tropical Brazilian plant related to arrowroot, Maranta leuconeura, grown as a houseplant for its attractive foliage.

Any of various aquatic plants in the genus Heteranthera.

(finite geometry) The finite projective plane of order 2, having the smallest possible number of points and lines, 7 each, with 3 points on every line and 3 lines through every point.

A large woody vine, Monstera deliciosa, grown indoors for its distinctive foliage, which is riddled with holes like Swiss cheese, and which is also grown commercially in the tropics for its edible fruit.

Someone with whom one shares a plane ride, especially a seatmate.

plural of plane-mate

(physics) A constant-frequency wave whose wavefronts are infinite parallel planes of constant peak-to-peak amplitude normal to the phase velocity vector.

plural of plane wave

Aphelandra squarrosa (saffron spike) / Calathea zebrina (syn. Goeppertia zebrina) / Cryptanthus zonatus / Aechmea chantinii (Amazonian zebra plant)

Earth; the third planet in the Solar System