milkwort noun. ['mɪlkwǝ:t] L16.
[from MILK noun + WORT noun¹.]
1. Any of several small plants of the genus Polygala (family Polygalaceae), having racemes of small irregular blue, pink, or white flowers, and formerly supposed to increase the milk of nursing mothers; esp. (more fully common milkwort) P. vulgaris and (more fully heath milkwort) P. serpyllifolia. L16.

2. In full sea milkwort. A plant of brackish turf, Glaux maritima, of the primrose family, with small pink axillary flowers. L16.

3. = SPURGE noun. Now dial. M17.

[TahlilGaran] English Dictionary ▲