cactoid (English, noun)
expansion: cactoid (plural cactoids)
Senses:
glosses: A member of the cactus subfamily Cactoideae.
topics: mathematics
sciences
topology
glosses: A locally connected continuum that is the closure of the union of an at most countable number of spheres and simple arcs, of which every simple closed contour is contained in one and only one of the spheres.
Forms:
form: cactoids
tags: plural