ˈ ̷ ̷ ̷ ̷ˌspō(ə)r noun
Etymology: International Scientific Vocabulary tetra- + spore
: one of the haploid asexual spores in the red algae developed meiotically and commonly in groups of four from the diploid tetrasporangia and germinating to produce the haploid gametophytic plants — compare carpospore
• tet·ra·spor·ic | ̷ ̷ ̷ ̷|spōrik adjective
• tet·ra·spor·ous |te.trə|spōrəs, tə̇.ˈtraspərəs adjective