family theaceae
- n a family of trees and shrubs of the order Parietales
family thelephoraceae
- n fungi having leathery or membranous sporophores
family thelypteridaceae
- n genera Thelypteris, Phegopteris, and others
family theophrastaceae
- n family of mainly tropical American trees and shrubs similar to those of the Myrsinaceae; often included in the Myrsinaceae
family therapy
- n any of several therapeutic approaches in which a family is treated as a whole
family thiobacteriaceae
- n free-living coccoid to rod-shaped bacteria that derive energy from oxidizing sulfur or sulfur compounds