belonging to the plant family Pinaceae.
- non·pi·na·ceous, adjective
- Compare pine family.
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British Dictionary definitions for pinaceous
of, relating to, or belonging to the Pinaceae, a family of conifers with needle-like leaves: includes pine, spruce, fir, larch, and cedar
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012