DYESTUFFS
\dˈa͡ɪstʌfs], \dˈaɪstʌfs], \d_ˈaɪ_s_t_ʌ_f_s]\
Word of the day
Tetraneumona
- A division of Arachnida including those spiders which have four lungs, or pulmonary sacs. It includes the bird spiders (Mygale) and trapdoor spiders. See Mygale.