A colony of termites, typically within a mound of cemented earth.
- ‘We observed birds entering arboreal termitaria at dusk, presumably to roost.’
- ‘The presence of mushrooms in a termitarium is a sure sign that the termites have died.’
Mid 19th century: modern Latin, from Latin termes, termit- ‘termite’.
We take a look at several popular, though confusing, punctuation marks.