- rut
- I(New American Roget's College Thesaurus)II(Roget's IV) n.1. [A deeply cut track]Syn. hollow, trench, furrow; see groove .2. [Habitual behavior]Syn. custom, habit, course, routine, practice, round, circuit, circle, pattern, wont, usage, grind, treadmill, rat race*.Ant. change*, variety, mutation.III(Roget's 3 Superthesaurus) n.1. furrow track, groove, trench, cut, trough, score, channel, ditch.2. routine same-old same-old, pattern, treadmill, grind.IV(Roget's Thesaurus II) noun A habitual, laborious, often tiresome course of action: routine, treadmill. Informal: grind. Slang: groove. See USUAL.V(Roget's Thesaurus II) noun A regular period of sexual excitement in female mammals: estrus, heat, season. See SEX.
English dictionary for students. 2013.