dimocarpus longan
- n tree of southeastern Asia to Australia grown primarily for its sweet edible fruit resembling litchi nuts; sometimes placed in genera Euphorbia or Nephelium
dimorphism
- n (chemistry) the property of certain substances that enables them to exist in two distinct crystalline forms
- n (biology) the existence of two forms of individual within the same animal species (independent of sex differences)
dimorphotheca
- n South African herbs or subshrubs with usually yellow flowers