Home › Words › K › knotrootknotrootknotroot · noun — collinsonia canadensis, a perennial medicinal herb in the mint family, Lamiaceae.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom knot + root.nounCollinsonia canadensis, a perennial medicinal herb in the mint family, Lamiaceae.Stachys affinis, a perennial herbaceous plant, also in the mint family.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.colicroot 61% match — A bitter American herb of the bloodwort family (Haemodoraceae), with small yellow or white flowers in a long spike. vs knotroot →goldenseal 60% match — Hydrastis canadensis, a perennial herb of the buttercup family, native to southeastern Canada and the northeastern United States, with a thick, yellow knotted rootstock and diverse medicinal properties. vs knotroot →cohosh 58% match — A perennial American herb (Caulophyllum thalictroides), the rough rootstock of which is used in medicine. vs knotroot →alumroot 56% match — Any of several perennial herbs, of the genus Heuchera, native to North America. vs knotroot →pinkroot 56% match — A perennial North American herb (Spigelia marilandica), sometimes cultivated for its showy red blossoms. vs knotroot →knotwort 56% match — A small, herbaceous, trailing plant of the species Illecebrum verticillatum (coral necklace). vs knotroot →redroot 56% match — Any of several plants with red roots, such as the New Jersey tea (Ceanothus americanus), the gromwell (Lithospermum arvense), the bloodroot (Sanguinaria canadensis), and Lachnanthes caroliniana. vs knotroot →hillwort 54% match — Calamintha nepeta, a perennial herb in the mint family. vs knotroot →