'Tulip tree' definitions:

Definition of 'tulip tree'

(from WordNet)
noun
Tall North American deciduous timber tree having large tulip-shaped greenish yellow flowers and conelike fruit; yields soft white woods used especially for cabinet work [syn: tulip tree, tulip poplar, yellow poplar, canary whitewood, Liriodendron tulipifera]

Definition of 'Tulip tree'

From: GCIDE
  • Tulip \Tu"lip\ (t[=u]"l[i^]p), n. [F. tulipe, OF. also tulipan, It. tulipano, tulipa, from Turk. tulbend, dulbend, literally, a turban, Per. dulband; -- so called from the resemblance of the form of this flower to a turban. See Turban.] (Bot.) Any plant of the liliaceous genus Tulipa. Many varieties are cultivated for their beautiful, often variegated flowers. [1913 Webster]
  • Tulip tree. (a) A large American tree (Liriodendron tulipifera) of the magnolia family (Magnoliaceae) bearing tuliplike flowers. See Liriodendron. (b) A West Indian malvaceous tree (Paritium tiliaceum syn. Hibiscus tiliaceum). [1913 Webster + PJC]