D defs.my
Entry 1 sense Webster, 1913

Riga fir

/rēg'-ə fẽr/ · Ri·ga fir · IPA
01 A species of pine (Pinus sylvestris), and its wood, which affords a valuable timber; -- called also Scotch pine, and red deal [or] yellow …
  1. 1.
    A species of pine (Pinus sylvestris), and its wood, which affords a valuable timber; -- called also Scotch pine, and red deal [or] yellow deal. It grows in all parts of Europe, in the Caucasus, and in Siberia.(Bot.) Also: Scotch pine, red deal, yellow deal