Term: rift: a gap between cloud masses
Broader: opening: an open or empty space in or between things | Unrelated: mobilization: act of assembling and putting into readiness for war or other emergency:
Broader: opening: an open or empty space in or between things | Unrelated: billabong: a branch of a river made by water flowing from the main stream only when the water level is high
Broader: opening: an open or empty space in or between things | Unrelated: cineraria: herb of Canary Islands widely cultivated for its blue or purple or red or variegated daisylike flowers
Broader: opening: an open or empty space in or between things | Unrelated: pulmonary reserve: the additional volume of air that the lungs can inhale and exhale when breathing to the limit of capacity in times of stress
Broader: opening: an open or empty space in or between things | Unrelated: overpopulation: too much population
Broader: opening: an open or empty space in or between things | Unrelated: echinococcosis: infestation with larval echinococci (tapeworms)
Broader: opening: an open or empty space in or between things | Unrelated: life cycle: the course of developmental changes in an organism from fertilized zygote to maturity when another zygote can be produced
Broader: opening: an open or empty space in or between things | Unrelated: cottage cheese: mild white cheese made from curds of soured skim milk
Broader: opening: an open or empty space in or between things | Unrelated: walnut: hard dark-brown wood of any of various walnut trees; used especially for furniture and paneling
Broader: opening: an open or empty space in or between things | Unrelated: defender: a fighter who holds out against attack