| BIORHYTHMS | • biorhythms n. Plural of biorhythm. • BIORHYTHM n. a periodic change in the behaviour or physiology of many animals and plants (e.g. hibernation and migration) mediated by hormones which are in turn influenced by changes in day-length. |
| BIRTHNIGHT | • birthnight n. The night of someone’s birth. • birthnight n. The anniversary of that night in subsequent years. • BIRTHNIGHT n. the night in which a person is born; the anniversary of that night in succeeding years. |
| BIRTHRIGHT | • birthright n. Something owed since birth, due to inheritance. • BIRTHRIGHT n. a right, privilege, or possession to which a person is entitled by birth. |
| CHILDBIRTH | • childbirth n. The fact or action of giving birth to a child, as the culmination of pregnancy. • child-birth n. Alternative form of childbirth. • CHILDBIRTH n. the act of giving birth. |
| FRITHBORHS | • frithborhs n. Plural of frithborh. • FRITHBORH n. (Old English) a surety for keeping the peace, aka frankpledge. |
| HATBRUSHES | • hatbrushes n. Plural of hatbrush. • HATBRUSH n. a brush for cleaning hats. |
| HEARTTHROB | • heartthrob n. A heartbeat. • heartthrob n. The object of one’s desires or infatuation; a sweetheart. • heartthrob n. A handsome male celebrity. |
| HEATHBERRY | • HEATHBERRY n. any of various plants that have berrylike fruits and grow on heaths, such as the bilberry and crowberry. |
| HEATHBIRDS | • HEATHBIRD n. the black grouse. |
| HELLBROTHS | • hellbroths n. Plural of hellbroth. • HELLBROTH n. a composition for infernal purposes; a magical preparation. |
| HOMEBIRTHS | • homebirths n. Plural of homebirth. • HOMEBIRTH n. the act of giving birth to a child in one's own home. |
| RHABDOLITH | • rhabdolith n. A minute calcareous rodlike structure found at both the surface and the bottom of the ocean, supposed… • RHABDOLITH n. a calcareous rod in some Protozoa. |
| TOOTHBRUSH | • toothbrush n. A brush, used with toothpaste, for cleaning the teeth. • toothbrush v. (Transitive) To clean or scrub with a toothbrush. • TOOTHBRUSH n. a brush for cleaning the teeth. |