| THA | (Greek mythology) one of the three Graces |
|---|---|
| THA | (Greek mythology) the Muse of comedy and pastoral poetry |
| THA | small class of free-swimming tunicates |
| THA | widely distributed genus of perennial herbs: meadow rue |
| THA | a sedative and hypnotic drug |
| THA | a soft gray malleable metallic element that resembles tin but discolors on exposure to air |
| THA | of or relating to or resembling or consisting of a thallus |
| THA | used only in former classifications: comprising what is now considered a heterogeneous assemblage of flowerless and seedless organisms: algae |
| THA | any of a group of cryptogamic organisms consisting principally of a thallus and thus showing no differentiation into stem and root and leaf |
| THA | pertaining to or characteristic of thallophytes |
| THA | a plant body without true stems or roots or leaves or vascular system |
| THA | the posterior division of the forebrain |