adjective Biology.
- having bilateral symmetry; divisible lengthwise into similar or symmetrical halves.
adjective
- (of a flower) capable of being cut in only one plane so that the two halves are mirror imagesSee also actinomorphic
adj.
- Bilaterally symmetrical. Used of organisms or parts.
- Relating to a flower that can be divided into equal halves along only one line; bilaterally symmetrical. The flowers of the iris and the snapdragon are zygomorphic. Compare actinomorphic.