► flower a pretty colored part on a plant or tree. A flower is often made up of many petals:
The plant has small white flowers.She bent down and picked a flower in the garden.► blossom a flower on a tree or bush:
In spring, the lilac bushes have beautiful purple and white blossoms.► bloom a flower, especially one that is fully open. Bloom sounds more literary than flower:
The bush was covered with yellow blooms.➔ You can say that a plant or tree with flowers on it is in bloom when the flowers are open: It was June and the roses were all in bloom.► bud a young flower that is still tightly rolled up and has not yet opened:
The buds on the plant were beginning to open up into flowers.► bouquet a group of flowers given to someone as a present or carried at a formal occasion:
Someone in the audience gave the dancer a bouquet of flowers.The bride wanted lilies in her bouquet.➔ A group of flowers can also be called a bunch of flowers/roses etc. or simply flowers: We gave Mom a big bunch of roses on Mother’s Day. | On the last day of class, I brought flowers for my science teacher.