sham·rock
noun/ˈʃæmrɒk/
/ˈʃæmrɑːk/
- a small plant with three leaves on each stem. The shamrock is the national symbol of Ireland.
Topics Plants and treesc2三叶草(爱尔兰的国花) Word Originlate 16th cent.: from Irish seamróg ‘trefoil’ (diminutive of seamar ‘clover’).