Noun has 5 senses

• christmas tree(n = noun.plant) ceratopetalum gummiferum, christmas bush - Australian tree or shrub with red flowers; often used in Christmas decoration;



• christmas tree(n = noun.plant) fire tree, flame tree, nuytsia floribunda - a terrestrial evergreen shrub or small tree of western Australia having brilliant yellow-orange flowers; parasitic on roots of grasses;



• christmas tree(n = noun.plant) abies alba, european silver fir - tall timber tree of central and southern Europe having a regular crown and grey bark;


• christmas tree(n = noun.plant) abies amabilis, amabilis fir, pacific silver fir, red silver fir, white fir - medium to tall fir of western North America having a conic crown and branches in tiers; leaves smell of orange when crushed;


• christmas tree(n = noun.artifact) - an ornamented evergreen used as a Christmas decoration;