[1] : The Collaborative International Dictionary of English v.0.48

marjoram \mar"joram\ maumr"j-oram, n. oe. majoran, f.
   marjolaine, ll. marjoraca, fr. l. amaracus, amaracum, gr.
   'ama`rakos, 'ama`rakon. bot.
   a genus of mintlike plants origanum comprising about
   twenty-five species. the sweet marjoram origanum majorana
   is pecularly aromatic and fragrant, and much used in cookery.
   the wild marjoram of europe and america is origanum
   vulgare, far less fragrant than the other.
   1913 webster
see also:
origanum origanum majorana origanum vulgare 

[2] : WordNet (r) 2.0

marjoram
     n 1: aromatic eurasian perennial syn: oregano, pot marjoram,
           wild marjoram, winter sweet, origanum vulgare
     2: pungent leaves used as seasoning with meats and fowl and in
        stews and soups and omelets syn: oregano
see also:
oregano pot marjoram wild marjoram winter sweet origanum vulgare 

Marjoram >> M Words
Marjoram, definition of term: Marjoram
marjoram_pag1.html